30705940

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{9419}}^1$

素因数の和:9591

約数の個数: 24

約数和(自身を含む): 64884960

約数和(自身を除く): 34179020

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 9419, 18838, 37676, 47095, 94190, 188380, 1535297, 3070594, 6141188, 7676485, 15352970, 30705940]

約数ペア:

[(1, 30705940), (2, 15352970), (4, 7676485), (5, 6141188), (10, 3070594), (20, 1535297), (163, 188380), (326, 94190), (652, 47095), (815, 37676), (1630, 18838), (3260, 9419)]