Q: What is the sum of all factors of the number 15,521,420 excluding 15,521,420?
A: 17,382,724
The factors of the number 15,521,420 are: 1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 7253, 14506, 29012, 36265, 72530, 145060, 776071, 1552142, 3104284, 3880355, 7760710, 15521420.
If you add them up, you will get the total of 15,521,437. Now subtract 15,521,420 to get 17,382,724