Q: What is the sum of all factors of the number 1,426,280 including 1,426,280?
A: 3,243,240
The factors of the number 1,426,280 are: 1, 2, 4, 5, 8, 10, 20, 40, 181, 197, 362, 394, 724, 788, 905, 985, 1448, 1576, 1810, 1970, 3620, 3940, 7240, 7880, 35657, 71314, 142628, 178285, 285256, 356570, 713140, 1426280.
If you add them up, you will get the total of 3,243,240.