55806260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{64891}}^1$

素因数の和:64943

約数の個数: 24

約数和(自身を含む): 119920416

約数和(自身を除く): 64114156

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 64891, 129782, 259564, 324455, 648910, 1297820, 2790313, 5580626, 11161252, 13951565, 27903130, 55806260]

約数ペア:

[(1, 55806260), (2, 27903130), (4, 13951565), (5, 11161252), (10, 5580626), (20, 2790313), (43, 1297820), (86, 648910), (172, 324455), (215, 259564), (430, 129782), (860, 64891)]