1008659620

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{50891}}^1$

素因数の和:51891

約数の個数: 24

約数和(自身を含む): 2120364288

約数和(自身を除く): 1111704668

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 3964, 4955, 9910, 19820, 50891, 101782, 203564, 254455, 508910, 1017820, 50432981, 100865962, 201731924, 252164905, 504329810, 1008659620]

約数ペア:

[(1, 1008659620), (2, 504329810), (4, 252164905), (5, 201731924), (10, 100865962), (20, 50432981), (991, 1017820), (1982, 508910), (3964, 254455), (4955, 203564), (9910, 101782), (19820, 50891)]