Q: What is the sum of all factors of the number 15,422,420 excluding 15,422,420?

A: 20,986,540

Why is 20,986,540 the sum of all factors of 15,422,420, excluding 15,422,420?

The factors of the number 15,422,420 are: 1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2579, 2990, 5158, 5980, 10316, 12895, 25790, 33527, 51580, 59317, 67054, 118634, 134108, 167635, 237268, 296585, 335270, 593170, 670540, 771121, 1186340, 1542242, 3084484, 3855605, 7711210, 15422420.

If you add them up, you will get the total of 15,422,440. Now subtract 15,422,420 to get 20,986,540