Q: What is the sum of all factors of the number 13,021,240 excluding 13,021,240?
A: 17,224,520
The factors of the number 13,021,240 are: 1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 10501, 21002, 42004, 52505, 84008, 105010, 210020, 325531, 420040, 651062, 1302124, 1627655, 2604248, 3255310, 6510620, 13021240.
If you add them up, you will get the total of 13,021,257. Now subtract 13,021,240 to get 17,224,520