2017917820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1654031}}^1$

素因数の和:1654101

約数の個数: 24

約数和(自身を含む): 4307099328

約数和(自身を除く): 2289181508

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1654031, 3308062, 6616124, 8270155, 16540310, 33080620, 100895891, 201791782, 403583564, 504479455, 1008958910, 2017917820]

約数ペア:

[(1, 2017917820), (2, 1008958910), (4, 504479455), (5, 403583564), (10, 201791782), (20, 100895891), (61, 33080620), (122, 16540310), (244, 8270155), (305, 6616124), (610, 3308062), (1220, 1654031)]