220059640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{117053}}^1$

素因数の和:117111

約数の個数: 32

約数和(自身を含む): 505673280

約数和(自身を除く): 285613640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 117053, 234106, 468212, 585265, 936424, 1170530, 2341060, 4682120, 5501491, 11002982, 22005964, 27507455, 44011928, 55014910, 110029820, 220059640]

約数ペア:

[(1, 220059640), (2, 110029820), (4, 55014910), (5, 44011928), (8, 27507455), (10, 22005964), (20, 11002982), (40, 5501491), (47, 4682120), (94, 2341060), (188, 1170530), (235, 936424), (376, 585265), (470, 468212), (940, 234106), (1880, 117053)]