115215820

素因数分解:

$2^2\times 5^1\times {\mathrm{1811}}^1\times {\mathrm{3181}}^1$

素因数の和:5001

約数の個数: 24

約数和(自身を含む): 242162928

約数和(自身を除く): 126947108

約数列:

[1, 2, 4, 5, 10, 20, 1811, 3181, 3622, 6362, 7244, 9055, 12724, 15905, 18110, 31810, 36220, 63620, 5760791, 11521582, 23043164, 28803955, 57607910, 115215820]

約数ペア:

[(1, 115215820), (2, 57607910), (4, 28803955), (5, 23043164), (10, 11521582), (20, 5760791), (1811, 63620), (3181, 36220), (3622, 31810), (6362, 18110), (7244, 15905), (9055, 12724)]