83812180

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{21713}}^1$

素因数の和:21915

約数の個数: 24

約数和(自身を含む): 176925672

約数和(自身を除く): 93113492

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 21713, 43426, 86852, 108565, 217130, 434260, 4190609, 8381218, 16762436, 20953045, 41906090, 83812180]

約数ペア:

[(1, 83812180), (2, 41906090), (4, 20953045), (5, 16762436), (10, 8381218), (20, 4190609), (193, 434260), (386, 217130), (772, 108565), (965, 86852), (1930, 43426), (3860, 21713)]