Q: What is the sum of all factors of the number 1,300,405 excluding 1,300,405?
A: 260,087
The factors of the number 1,300,405 are: 1, 5, 260081, 1300405.
If you add them up, you will get the total of 1,300,665. Now subtract 1,300,405 to get 260,087