Q: What is the sum of all factors of the number 1,221,920 excluding 1,221,920?
A: 2,080,288
The factors of the number 1,221,920 are: 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1091, 1120, 2182, 4364, 5455, 7637, 8728, 10910, 15274, 17456, 21820, 30548, 34912, 38185, 43640, 61096, 76370, 87280, 122192, 152740, 174560, 244384, 305480, 610960, 1221920.
If you add them up, you will get the total of 1,221,922. Now subtract 1,221,920 to get 2,080,288