15342740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3779}}^1$

素因数の和:3824

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 22759660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 3779, 4060, 7558, 15116, 18895, 26453, 37790, 52906, 75580, 105812, 109591, 132265, 219182, 264530, 438364, 529060, 547955, 767137, 1095910, 1534274, 2191820, 3068548, 3835685, 7671370, 15342740]

約数ペア:

[(1, 15342740), (2, 7671370), (4, 3835685), (5, 3068548), (7, 2191820), (10, 1534274), (14, 1095910), (20, 767137), (28, 547955), (29, 529060), (35, 438364), (58, 264530), (70, 219182), (116, 132265), (140, 109591), (145, 105812), (203, 75580), (290, 52906), (406, 37790), (580, 26453), (812, 18895), (1015, 15116), (2030, 7558), (3779, 4060)]