20021970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21529}}^1$

素因数の和:21570

約数の個数: 32

約数和(自身を含む): 49605120

約数和(自身を除く): 29583150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 21529, 43058, 64587, 107645, 129174, 215290, 322935, 645870, 667399, 1334798, 2002197, 3336995, 4004394, 6673990, 10010985, 20021970]

約数ペア:

[(1, 20021970), (2, 10010985), (3, 6673990), (5, 4004394), (6, 3336995), (10, 2002197), (15, 1334798), (30, 667399), (31, 645870), (62, 322935), (93, 215290), (155, 129174), (186, 107645), (310, 64587), (465, 43058), (930, 21529)]