Q: What is the sum of all factors of the number 1,505,978 excluding 1,505,978?
A: 871,942
The factors of the number 1,505,978 are: 1, 2, 19, 38, 39631, 79262, 752989, 1505978.
If you add them up, you will get the total of 1,506,849. Now subtract 1,505,978 to get 871,942