74756980

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{26891}}^1$

素因数の和:27039

約数の個数: 24

約数和(自身を含む): 158124960

約数和(自身を除く): 83367980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 26891, 53782, 107564, 134455, 268910, 537820, 3737849, 7475698, 14951396, 18689245, 37378490, 74756980]

約数ペア:

[(1, 74756980), (2, 37378490), (4, 18689245), (5, 14951396), (10, 7475698), (20, 3737849), (139, 537820), (278, 268910), (556, 134455), (695, 107564), (1390, 53782), (2780, 26891)]