Q: What is the sum of all factors of the number 3,640 including 3,640?

 A: 10,080

Why is 10,080 the sum of all factors of 3,640, including 3,640?

The factors of the number 3,640 are: 1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640.

If you add them up, you will get the total of 10,080.


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