4008220

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1873}}^1$

素因数の和:1989

約数の個数: 24

約数和(自身を含む): 8500464

約数和(自身を除く): 4492244

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 1873, 2140, 3746, 7492, 9365, 18730, 37460, 200411, 400822, 801644, 1002055, 2004110, 4008220]

約数ペア:

[(1, 4008220), (2, 2004110), (4, 1002055), (5, 801644), (10, 400822), (20, 200411), (107, 37460), (214, 18730), (428, 9365), (535, 7492), (1070, 3746), (1873, 2140)]