26815180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191537}}^1$

素因数の和:191553

約数の個数: 24

約数和(自身を含む): 64356768

約数和(自身を除く): 37541588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191537, 383074, 766148, 957685, 1340759, 1915370, 2681518, 3830740, 5363036, 6703795, 13407590, 26815180]

約数ペア:

[(1, 26815180), (2, 13407590), (4, 6703795), (5, 5363036), (7, 3830740), (10, 2681518), (14, 1915370), (20, 1340759), (28, 957685), (35, 766148), (70, 383074), (140, 191537)]