71951180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{513937}}^1$

素因数の和:513953

約数の個数: 24

約数和(自身を含む): 172683168

約数和(自身を除く): 100731988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 513937, 1027874, 2055748, 2569685, 3597559, 5139370, 7195118, 10278740, 14390236, 17987795, 35975590, 71951180]

約数ペア:

[(1, 71951180), (2, 35975590), (4, 17987795), (5, 14390236), (7, 10278740), (10, 7195118), (14, 5139370), (20, 3597559), (28, 2569685), (35, 2055748), (70, 1027874), (140, 513937)]