9857740

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3881}}^1$

素因数の和:4017

約数の個数: 24

約数和(自身を含む): 20869632

約数和(自身を除く): 11011892

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 3881, 7762, 15524, 19405, 38810, 77620, 492887, 985774, 1971548, 2464435, 4928870, 9857740]

約数ペア:

[(1, 9857740), (2, 4928870), (4, 2464435), (5, 1971548), (10, 985774), (20, 492887), (127, 77620), (254, 38810), (508, 19405), (635, 15524), (1270, 7762), (2540, 3881)]