2016283820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1276129}}^1$

素因数の和:1276217

約数の個数: 24

約数和(自身を含む): 4287796800

約数和(自身を除く): 2271512980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 1276129, 2552258, 5104516, 6380645, 12761290, 25522580, 100814191, 201628382, 403256764, 504070955, 1008141910, 2016283820]

約数ペア:

[(1, 2016283820), (2, 1008141910), (4, 504070955), (5, 403256764), (10, 201628382), (20, 100814191), (79, 25522580), (158, 12761290), (316, 6380645), (395, 5104516), (790, 2552258), (1580, 1276129)]