Q: What is the sum of all factors of the number 1,309,380 including 1,309,380?

A: 3,716,160

Why is 3,716,160 the sum of all factors of 1,309,380, including 1,309,380?

The factors of the number 1,309,380 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 157, 278, 314, 417, 471, 556, 628, 695, 785, 834, 942, 1390, 1570, 1668, 1884, 2085, 2355, 2780, 3140, 4170, 4710, 8340, 9420, 21823, 43646, 65469, 87292, 109115, 130938, 218230, 261876, 327345, 436460, 654690, 1309380.

If you add them up, you will get the total of 3,716,160.