4138580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10891}}^1$

素因数の和:10919

約数の個数: 24

約数和(自身を含む): 9149280

約数和(自身を除く): 5010700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 10891, 21782, 43564, 54455, 108910, 206929, 217820, 413858, 827716, 1034645, 2069290, 4138580]

約数ペア:

[(1, 4138580), (2, 2069290), (4, 1034645), (5, 827716), (10, 413858), (19, 217820), (20, 206929), (38, 108910), (76, 54455), (95, 43564), (190, 21782), (380, 10891)]