20040524

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4391}}^1$

素因数の和:4565

約数の個数: 24

約数和(自身を含む): 40336128

約数和(自身を除く): 20295604

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4391, 4564, 8782, 17564, 30737, 61474, 122948, 715733, 1431466, 2862932, 5010131, 10020262, 20040524]

約数ペア:

[(1, 20040524), (2, 10020262), (4, 5010131), (7, 2862932), (14, 1431466), (28, 715733), (163, 122948), (326, 61474), (652, 30737), (1141, 17564), (2282, 8782), (4391, 4564)]