4517740

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1999}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 9576000

約数和(自身を除く): 5058260

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 1999, 2260, 3998, 7996, 9995, 19990, 39980, 225887, 451774, 903548, 1129435, 2258870, 4517740]

約数ペア:

[(1, 4517740), (2, 2258870), (4, 1129435), (5, 903548), (10, 451774), (20, 225887), (113, 39980), (226, 19990), (452, 9995), (565, 7996), (1130, 3998), (1999, 2260)]