960028660

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{123397}}^1$

素因数の和:123795

約数の個数: 24

約数和(自身を含む): 2021259240

約数和(自身を除く): 1061230580

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 123397, 246794, 493588, 616985, 1233970, 2467940, 48001433, 96002866, 192005732, 240007165, 480014330, 960028660]

約数ペア:

[(1, 960028660), (2, 480014330), (4, 240007165), (5, 192005732), (10, 96002866), (20, 48001433), (389, 2467940), (778, 1233970), (1556, 616985), (1945, 493588), (3890, 246794), (7780, 123397)]