Q: What is the sum of all factors of the number 20,746,660 excluding 20,746,660?

A: 27,147,704

Why is 27,147,704 the sum of all factors of 20,746,660, excluding 20,746,660?

The factors of the number 20,746,660 are: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 8573, 17146, 34292, 42865, 85730, 94303, 171460, 188606, 377212, 471515, 943030, 1037333, 1886060, 2074666, 4149332, 5186665, 10373330, 20746660.

If you add them up, you will get the total of 20,746,687. Now subtract 20,746,660 to get 27,147,704