Q: What is the sum of all factors of the number 1,281,420 including 1,281,420?
A: 4,634,784
The factors of the number 1,281,420 are: 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 113, 126, 135, 140, 162, 180, 189, 210, 226, 252, 270, 315, 324, 339, 378, 405, 420, 452, 540, 565, 567, 630, 678, 756, 791, 810, 945, 1017, 1130, 1134, 1260, 1356, 1582, 1620, 1695, 1890, 2034, 2260, 2268, 2373, 2835, 3051, 3164, 3390, 3780, 3955, 4068, 4746, 5085, 5670, 6102, 6780, 7119, 7910, 9153, 9492, 10170, 11340, 11865, 12204, 14238, 15255, 15820, 18306, 20340, 21357, 23730, 28476, 30510, 35595, 36612, 42714, 45765, 47460, 61020, 64071, 71190, 85428, 91530, 106785, 128142, 142380, 183060, 213570, 256284, 320355, 427140, 640710, 1281420.
If you add them up, you will get the total of 4,634,784.