54913580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{63853}}^1$

素因数の和:63905

約数の個数: 24

約数和(自身を含む): 118002192

約数和(自身を除く): 63088612

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 63853, 127706, 255412, 319265, 638530, 1277060, 2745679, 5491358, 10982716, 13728395, 27456790, 54913580]

約数ペア:

[(1, 54913580), (2, 27456790), (4, 13728395), (5, 10982716), (10, 5491358), (20, 2745679), (43, 1277060), (86, 638530), (172, 319265), (215, 255412), (430, 127706), (860, 63853)]