Q: What is the sum of all factors of the number 1,265,640 including 1,265,640?
A: 3,888,000
The factors of the number 1,265,640 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 199, 212, 265, 318, 398, 424, 530, 597, 636, 795, 796, 995, 1060, 1194, 1272, 1590, 1592, 1990, 2120, 2388, 2985, 3180, 3980, 4776, 5970, 6360, 7960, 10547, 11940, 21094, 23880, 31641, 42188, 52735, 63282, 84376, 105470, 126564, 158205, 210940, 253128, 316410, 421880, 632820, 1265640.
If you add them up, you will get the total of 3,888,000.