57355240

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{9133}}^1$

素因数の和:9301

約数の個数: 32

約数和(自身を含む): 129885480

約数和(自身を除く): 72530240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 9133, 18266, 36532, 45665, 73064, 91330, 182660, 365320, 1433881, 2867762, 5735524, 7169405, 11471048, 14338810, 28677620, 57355240]

約数ペア:

[(1, 57355240), (2, 28677620), (4, 14338810), (5, 11471048), (8, 7169405), (10, 5735524), (20, 2867762), (40, 1433881), (157, 365320), (314, 182660), (628, 91330), (785, 73064), (1256, 45665), (1570, 36532), (3140, 18266), (6280, 9133)]