What are the primenumbers of 1740?

A prime number is a positive integer that is ONLY divisible by the number 1 or itself. Prime numbers and their properties were first studied extensively by the ancient Greek mathematicians.

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The factors of 1740 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, and 1740. The prime factors of 1740 are 2 x 2 x 3 x 5 x 29

I could bore you with a long mathematical explanation (ask if you want one), but to simplify things, 2 is a prime number.