8107340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9887}}^1$

素因数の和:9937

約数の個数: 24

約数和(自身を含む): 17442432

約数和(自身を除く): 9335092

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 9887, 19774, 39548, 49435, 98870, 197740, 405367, 810734, 1621468, 2026835, 4053670, 8107340]

約数ペア:

[(1, 8107340), (2, 4053670), (4, 2026835), (5, 1621468), (10, 810734), (20, 405367), (41, 197740), (82, 98870), (164, 49435), (205, 39548), (410, 19774), (820, 9887)]