Q: What is the sum of all factors of the number 13,020,540 excluding 13,020,540?

A: 26,243,748

Why is 26,243,748 the sum of all factors of 13,020,540, excluding 13,020,540?

The factors of the number 13,020,540 are: 1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 16693, 33386, 50079, 66772, 83465, 100158, 166930, 200316, 217009, 250395, 333860, 434018, 500790, 651027, 868036, 1001580, 1085045, 1302054, 2170090, 2604108, 3255135, 4340180, 6510270, 13020540.

If you add them up, you will get the total of 13,020,566. Now subtract 13,020,540 to get 26,243,748