2642879740

素因数分解:

$2^2\times 5^1\times {\mathrm{1327}}^1\times {\mathrm{99581}}^1$

素因数の和:100917

約数の個数: 24

約数和(自身を含む): 5554285632

約数和(自身を除く): 2911405892

約数列:

[1, 2, 4, 5, 10, 20, 1327, 2654, 5308, 6635, 13270, 26540, 99581, 199162, 398324, 497905, 995810, 1991620, 132143987, 264287974, 528575948, 660719935, 1321439870, 2642879740]

約数ペア:

[(1, 2642879740), (2, 1321439870), (4, 660719935), (5, 528575948), (10, 264287974), (20, 132143987), (1327, 1991620), (2654, 995810), (5308, 497905), (6635, 398324), (13270, 199162), (26540, 99581)]