54612820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66601}}^1$

素因数の和:66651

約数の個数: 24

約数和(自身を含む): 117485928

約数和(自身を除く): 62873108

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 66601, 133202, 266404, 333005, 666010, 1332020, 2730641, 5461282, 10922564, 13653205, 27306410, 54612820]

約数ペア:

[(1, 54612820), (2, 27306410), (4, 13653205), (5, 10922564), (10, 5461282), (20, 2730641), (41, 1332020), (82, 666010), (164, 333005), (205, 266404), (410, 133202), (820, 66601)]