Q: What is the sum of all factors of the number 12,920,805 excluding 12,920,805?
A: 10,249,875
The factors of the number 12,920,805 are: 1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 9901, 29703, 49505, 89109, 148515, 287129, 445545, 861387, 1435645, 2584161, 4306935, 12920805.
If you add them up, you will get the total of 12,920,815. Now subtract 12,920,805 to get 10,249,875