Q: What is the sum of all factors of the number 12,780,420 including 12,780,420?

A: 36,469,440

Why is 36,469,440 the sum of all factors of 12,780,420, including 12,780,420?

The factors of the number 12,780,420 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 4019, 8038, 12057, 16076, 20095, 24114, 40190, 48228, 60285, 80380, 120570, 213007, 241140, 426014, 639021, 852028, 1065035, 1278042, 2130070, 2556084, 3195105, 4260140, 6390210, 12780420.

If you add them up, you will get the total of 36,469,440.