Q: What is the sum of all factors of the number 10,624,620 excluding 10,624,620?

A: 20,421,780

Why is 20,421,780 the sum of all factors of 10,624,620, excluding 10,624,620?

The factors of the number 10,624,620 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 7699, 15398, 23097, 30796, 38495, 46194, 76990, 92388, 115485, 153980, 177077, 230970, 354154, 461940, 531231, 708308, 885385, 1062462, 1770770, 2124924, 2656155, 3541540, 5312310, 10624620.

If you add them up, you will get the total of 10,624,640. Now subtract 10,624,620 to get 20,421,780