12009640

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2657}}^1$

素因数の和:2781

約数の個数: 32

約数和(自身を含む): 27271080

約数和(自身を除く): 15261440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 2657, 4520, 5314, 10628, 13285, 21256, 26570, 53140, 106280, 300241, 600482, 1200964, 1501205, 2401928, 3002410, 6004820, 12009640]

約数ペア:

[(1, 12009640), (2, 6004820), (4, 3002410), (5, 2401928), (8, 1501205), (10, 1200964), (20, 600482), (40, 300241), (113, 106280), (226, 53140), (452, 26570), (565, 21256), (904, 13285), (1130, 10628), (2260, 5314), (2657, 4520)]