56785940

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{17419}}^1$

素因数の和:17591

約数の個数: 24

約数和(自身を含む): 119988960

約数和(自身を除く): 63203020

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 17419, 34838, 69676, 87095, 174190, 348380, 2839297, 5678594, 11357188, 14196485, 28392970, 56785940]

約数ペア:

[(1, 56785940), (2, 28392970), (4, 14196485), (5, 11357188), (10, 5678594), (20, 2839297), (163, 348380), (326, 174190), (652, 87095), (815, 69676), (1630, 34838), (3260, 17419)]