886660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1031}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 1907136

約数和(自身を除く): 1020476

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1031, 2062, 4124, 5155, 10310, 20620, 44333, 88666, 177332, 221665, 443330, 886660]

約数ペア:

[(1, 886660), (2, 443330), (4, 221665), (5, 177332), (10, 88666), (20, 44333), (43, 20620), (86, 10310), (172, 5155), (215, 4124), (430, 2062), (860, 1031)]