381827620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{2713}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 831656448

約数和(自身を除く): 449828828

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 227, 310, 454, 620, 908, 1135, 2270, 2713, 4540, 5426, 7037, 10852, 13565, 14074, 27130, 28148, 35185, 54260, 70370, 84103, 140740, 168206, 336412, 420515, 615851, 841030, 1231702, 1682060, 2463404, 3079255, 6158510, 12317020, 19091381, 38182762, 76365524, 95456905, 190913810, 381827620]

約数ペア:

[(1, 381827620), (2, 190913810), (4, 95456905), (5, 76365524), (10, 38182762), (20, 19091381), (31, 12317020), (62, 6158510), (124, 3079255), (155, 2463404), (227, 1682060), (310, 1231702), (454, 841030), (620, 615851), (908, 420515), (1135, 336412), (2270, 168206), (2713, 140740), (4540, 84103), (5426, 70370), (7037, 54260), (10852, 35185), (13565, 28148), (14074, 27130)]