Q: What is the sum of all factors of the number 29,040 excluding 29,040?

A: 69,912

Why is 69,912 the sum of all factors of 29,040, excluding 29,040?

The factors of the number 29,040 are: 1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 484, 528, 605, 660, 726, 880, 968, 1210, 1320, 1452, 1815, 1936, 2420, 2640, 2904, 3630, 4840, 5808, 7260, 9680, 14520, 29040.

If you add them up, you will get the total of 29,109. Now subtract 29,040 to get 69,912