2016321551980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1276152881}}^1$

素因数の和:1276152969

約数の個数: 24

約数和(自身を含む): 4287873683520

約数和(自身を除く): 2271552131540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 1276152881, 2552305762, 5104611524, 6380764405, 12761528810, 25523057620, 100816077599, 201632155198, 403264310396, 504080387995, 1008160775990, 2016321551980]

約数ペア:

[(1, 2016321551980), (2, 1008160775990), (4, 504080387995), (5, 403264310396), (10, 201632155198), (20, 100816077599), (79, 25523057620), (158, 12761528810), (316, 6380764405), (395, 5104611524), (790, 2552305762), (1580, 1276152881)]