Q: What is the sum of all factors of the number 506,740 excluding 506,740?
A: 639,860
The factors of the number 506,740 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1949, 3898, 7796, 9745, 19490, 25337, 38980, 50674, 101348, 126685, 253370, 506740.
If you add them up, you will get the total of 507,379. Now subtract 506,740 to get 639,860