Q: What is the sum of all factors of the number 101,220 excluding 101,220?

A: 224,028

Why is 224,028 the sum of all factors of 101,220, excluding 101,220?

The factors of the number 101,220 are: 1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 241, 420, 482, 723, 964, 1205, 1446, 1687, 2410, 2892, 3374, 3615, 4820, 5061, 6748, 7230, 8435, 10122, 14460, 16870, 20244, 25305, 33740, 50610, 101220.

If you add them up, you will get the total of 101,444. Now subtract 101,220 to get 224,028