Q: What is the sum of all factors of the number 13,215,780 excluding 13,215,780?
A: 26,872,632
The factors of the number 13,215,780 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 73421, 146842, 220263, 293684, 367105, 440526, 660789, 734210, 881052, 1101315, 1321578, 1468420, 2202630, 2643156, 3303945, 4405260, 6607890, 13215780.
If you add them up, you will get the total of 13,215,806. Now subtract 13,215,780 to get 26,872,632