228767620

素因数分解:

$2^2\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{7109}}^1$

素因数の和:8727

約数の個数: 24

約数和(自身を含む): 480778200

約数和(自身を除く): 252010580

約数列:

[1, 2, 4, 5, 10, 20, 1609, 3218, 6436, 7109, 8045, 14218, 16090, 28436, 32180, 35545, 71090, 142180, 11438381, 22876762, 45753524, 57191905, 114383810, 228767620]

約数ペア:

[(1, 228767620), (2, 114383810), (4, 57191905), (5, 45753524), (10, 22876762), (20, 11438381), (1609, 142180), (3218, 71090), (6436, 35545), (7109, 32180), (8045, 28436), (14218, 16090)]