1531180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10937}}^1$

素因数の和:10953

約数の個数: 24

約数和(自身を含む): 3675168

約数和(自身を除く): 2143988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10937, 21874, 43748, 54685, 76559, 109370, 153118, 218740, 306236, 382795, 765590, 1531180]

約数ペア:

[(1, 1531180), (2, 765590), (4, 382795), (5, 306236), (7, 218740), (10, 153118), (14, 109370), (20, 76559), (28, 54685), (35, 43748), (70, 21874), (140, 10937)]