Q: What is the sum of all factors of the number 649,420 excluding 649,420?
A: 786,980
The factors of the number 649,420 are: 1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1709, 3418, 6836, 8545, 17090, 32471, 34180, 64942, 129884, 162355, 324710, 649420.
If you add them up, you will get the total of 650,206. Now subtract 649,420 to get 786,980