Q: What is the sum of all factors of the number 1,280,320 excluding 1,280,320?
A: 1,769,204
The factors of the number 1,280,320 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 4001, 8002, 16004, 20005, 32008, 40010, 64016, 80020, 128032, 160040, 256064, 320080, 640160, 1280320.
If you add them up, you will get the total of 1,280,321. Now subtract 1,280,320 to get 1,769,204