154585940

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{47419}}^1$

素因数の和:47591

約数の個数: 24

約数和(自身を含む): 326628960

約数和(自身を除く): 172043020

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 47419, 94838, 189676, 237095, 474190, 948380, 7729297, 15458594, 30917188, 38646485, 77292970, 154585940]

約数ペア:

[(1, 154585940), (2, 77292970), (4, 38646485), (5, 30917188), (10, 15458594), (20, 7729297), (163, 948380), (326, 474190), (652, 237095), (815, 189676), (1630, 94838), (3260, 47419)]