Q: What is the sum of all factors of the number 220,011,605 excluding 220,011,605?

A: 75,434,923

Why is 75,434,923 the sum of all factors of 220,011,605, excluding 220,011,605?

The factors of the number 220,011,605 are: 1, 5, 11, 55, 71, 103, 355, 515, 547, 781, 1133, 2735, 3905, 5665, 6017, 7313, 30085, 36565, 38837, 56341, 80443, 194185, 281705, 402215, 427207, 619751, 2136035, 3098755, 4000211, 20001055, 44002321, 220011605.

If you add them up, you will get the total of 220,011,680. Now subtract 220,011,605 to get 75,434,923