Q: What is the sum of all factors of the number 1,281,802 excluding 1,281,802?
A: 640,904
The factors of the number 1,281,802 are: 1, 2, 640901, 1281802.
If you add them up, you will get the total of 1,282,442. Now subtract 1,281,802 to get 640,904