Q: What is the sum of all factors of the number 245,524,040 excluding 245,524,040?

A: 310,891,960

Why is 310,891,960 the sum of all factors of 245,524,040, excluding 245,524,040?

The factors of the number 245,524,040 are: 1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 44159, 88318, 176636, 220795, 353272, 441590, 883180, 1766360, 6138101, 12276202, 24552404, 30690505, 49104808, 61381010, 122762020, 245524040.

If you add them up, you will get the total of 245,524,350. Now subtract 245,524,040 to get 310,891,960