2040343780

素因数分解:

$2^2\times 5^1\times {\mathrm{10831}}^1\times {\mathrm{9419}}^1$

素因数の和:20259

約数の個数: 24

約数和(自身を含む): 4285572480

約数和(自身を除く): 2245228700

約数列:

[1, 2, 4, 5, 10, 20, 9419, 10831, 18838, 21662, 37676, 43324, 47095, 54155, 94190, 108310, 188380, 216620, 102017189, 204034378, 408068756, 510085945, 1020171890, 2040343780]

約数ペア:

[(1, 2040343780), (2, 1020171890), (4, 510085945), (5, 408068756), (10, 204034378), (20, 102017189), (9419, 216620), (10831, 188380), (18838, 108310), (21662, 94190), (37676, 54155), (43324, 47095)]