40536700

素因数分解:

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

素因数の和:9942

約数の個数: 36

約数和(自身を含む): 90119232

約数和(自身を除く): 49582532

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 9887, 19774, 39548, 49435, 98870, 197740, 247175, 405367, 494350, 810734, 988700, 1621468, 2026835, 4053670, 8107340, 10134175, 20268350, 40536700]

約数ペア:

[(1, 40536700), (2, 20268350), (4, 10134175), (5, 8107340), (10, 4053670), (20, 2026835), (25, 1621468), (41, 988700), (50, 810734), (82, 494350), (100, 405367), (164, 247175), (205, 197740), (410, 98870), (820, 49435), (1025, 39548), (2050, 19774), (4100, 9887)]