31263820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223313}}^1$

素因数の和:223329

約数の個数: 24

約数和(自身を含む): 75033504

約数和(自身を除く): 43769684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223313, 446626, 893252, 1116565, 1563191, 2233130, 3126382, 4466260, 6252764, 7815955, 15631910, 31263820]

約数ペア:

[(1, 31263820), (2, 15631910), (4, 7815955), (5, 6252764), (7, 4466260), (10, 3126382), (14, 2233130), (20, 1563191), (28, 1116565), (35, 893252), (70, 446626), (140, 223313)]