9876640

素因数分解:

$2^5\times 5^1\times {\mathrm{61729}}^1$

素因数の和:61744

約数の個数: 24

約数和(自身を含む): 23333940

約数和(自身を除く): 13457300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 61729, 123458, 246916, 308645, 493832, 617290, 987664, 1234580, 1975328, 2469160, 4938320, 9876640]

約数ペア:

[(1, 9876640), (2, 4938320), (4, 2469160), (5, 1975328), (8, 1234580), (10, 987664), (16, 617290), (20, 493832), (32, 308645), (40, 246916), (80, 123458), (160, 61729)]