2019480620

素因数分解:

$2^2\times 5^1\times {\mathrm{3637}}^1\times {\mathrm{27763}}^1$

素因数の和:31409

約数の個数: 24

約数和(自身を含む): 4242228144

約数和(自身を除く): 2222747524

約数列:

[1, 2, 4, 5, 10, 20, 3637, 7274, 14548, 18185, 27763, 36370, 55526, 72740, 111052, 138815, 277630, 555260, 100974031, 201948062, 403896124, 504870155, 1009740310, 2019480620]

約数ペア:

[(1, 2019480620), (2, 1009740310), (4, 504870155), (5, 403896124), (10, 201948062), (20, 100974031), (3637, 555260), (7274, 277630), (14548, 138815), (18185, 111052), (27763, 72740), (36370, 55526)]