Q: What is the sum of all factors of the number 20,310 excluding 20,310?

A: 28,506

Why is 28,506 the sum of all factors of 20,310, excluding 20,310?

The factors of the number 20,310 are: 1, 2, 3, 5, 6, 10, 15, 30, 677, 1354, 2031, 3385, 4062, 6770, 10155, 20310.

If you add them up, you will get the total of 20,338. Now subtract 20,310 to get 28,506

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