Q: What is the sum of all factors of the number 28,820 excluding 28,820?

 A: 37,708

Why is 37,708 the sum of all factors of 28,820, excluding 28,820?

The factors of the number 28,820 are: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1310, 1441, 2620, 2882, 5764, 7205, 14410, 28820.

If you add them up, you will get the total of 28,857. Now subtract 28,820 to get 37,708


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