213317620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{367789}}^1$

素因数の和:367827

約数の個数: 24

約数和(自身を含む): 463415400

約数和(自身を除く): 250097780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 367789, 735578, 1471156, 1838945, 3677890, 7355780, 10665881, 21331762, 42663524, 53329405, 106658810, 213317620]

約数ペア:

[(1, 213317620), (2, 106658810), (4, 53329405), (5, 42663524), (10, 21331762), (20, 10665881), (29, 7355780), (58, 3677890), (116, 1838945), (145, 1471156), (290, 735578), (580, 367789)]