13286980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{94907}}^1$

素因数の和:94923

約数の個数: 24

約数和(自身を含む): 31889088

約数和(自身を除く): 18602108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 94907, 189814, 379628, 474535, 664349, 949070, 1328698, 1898140, 2657396, 3321745, 6643490, 13286980]

約数ペア:

[(1, 13286980), (2, 6643490), (4, 3321745), (5, 2657396), (7, 1898140), (10, 1328698), (14, 949070), (20, 664349), (28, 474535), (35, 379628), (70, 189814), (140, 94907)]