200028260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{232591}}^1$

素因数の和:232643

約数の個数: 24

約数和(自身を含む): 429830016

約数和(自身を除く): 229801756

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 232591, 465182, 930364, 1162955, 2325910, 4651820, 10001413, 20002826, 40005652, 50007065, 100014130, 200028260]

約数ペア:

[(1, 200028260), (2, 100014130), (4, 50007065), (5, 40005652), (10, 20002826), (20, 10001413), (43, 4651820), (86, 2325910), (172, 1162955), (215, 930364), (430, 465182), (860, 232591)]