5289820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6451}}^1$

素因数の和:6501

約数の個数: 24

約数和(自身を含む): 11381328

約数和(自身を除く): 6091508

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 6451, 12902, 25804, 32255, 64510, 129020, 264491, 528982, 1057964, 1322455, 2644910, 5289820]

約数ペア:

[(1, 5289820), (2, 2644910), (4, 1322455), (5, 1057964), (10, 528982), (20, 264491), (41, 129020), (82, 64510), (164, 32255), (205, 25804), (410, 12902), (820, 6451)]