Q: What is the sum of all factors of the number 300,640,720 excluding 300,640,720?

A: 399,243,056

Why is 399,243,056 the sum of all factors of 300,640,720, excluding 300,640,720?

The factors of the number 300,640,720 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 983, 1966, 3823, 3932, 4915, 7646, 7864, 9830, 15292, 15728, 19115, 19660, 30584, 38230, 39320, 61168, 76460, 78640, 152920, 305840, 3758009, 7516018, 15032036, 18790045, 30064072, 37580090, 60128144, 75160180, 150320360, 300640720.

If you add them up, you will get the total of 300,641,119. Now subtract 300,640,720 to get 399,243,056