12465740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89041}}^1$

素因数の和:89057

約数の個数: 24

約数和(自身を含む): 29918112

約数和(自身を除く): 17452372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 89041, 178082, 356164, 445205, 623287, 890410, 1246574, 1780820, 2493148, 3116435, 6232870, 12465740]

約数ペア:

[(1, 12465740), (2, 6232870), (4, 3116435), (5, 2493148), (7, 1780820), (10, 1246574), (14, 890410), (20, 623287), (28, 445205), (35, 356164), (70, 178082), (140, 89041)]