Q: What is the sum of all factors of the number 642,120 excluding 642,120?
A: 1,284,600
The factors of the number 642,120 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5351, 10702, 16053, 21404, 26755, 32106, 42808, 53510, 64212, 80265, 107020, 128424, 160530, 214040, 321060, 642120.
If you add them up, you will get the total of 642,121. Now subtract 642,120 to get 1,284,600