23906740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{643}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 59397408

約数和(自身を除く): 35490668

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 643, 676, 715, 845, 1286, 1430, 1690, 1859, 2572, 2860, 3215, 3380, 3718, 6430, 7073, 7436, 8359, 9295, 12860, 14146, 16718, 18590, 28292, 33436, 35365, 37180, 41795, 70730, 83590, 91949, 108667, 141460, 167180, 183898, 217334, 367796, 434668, 459745, 543335, 919490, 1086670, 1195337, 1838980, 2173340, 2390674, 4781348, 5976685, 11953370, 23906740]

約数ペア:

[(1, 23906740), (2, 11953370), (4, 5976685), (5, 4781348), (10, 2390674), (11, 2173340), (13, 1838980), (20, 1195337), (22, 1086670), (26, 919490), (44, 543335), (52, 459745), (55, 434668), (65, 367796), (110, 217334), (130, 183898), (143, 167180), (169, 141460), (220, 108667), (260, 91949), (286, 83590), (338, 70730), (572, 41795), (643, 37180), (676, 35365), (715, 33436), (845, 28292), (1286, 18590), (1430, 16718), (1690, 14146), (1859, 12860), (2572, 9295), (2860, 8359), (3215, 7436), (3380, 7073), (3718, 6430)]