27851180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{198937}}^1$

素因数の和:198953

約数の個数: 24

約数和(自身を含む): 66843168

約数和(自身を除く): 38991988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 198937, 397874, 795748, 994685, 1392559, 1989370, 2785118, 3978740, 5570236, 6962795, 13925590, 27851180]

約数ペア:

[(1, 27851180), (2, 13925590), (4, 6962795), (5, 5570236), (7, 3978740), (10, 2785118), (14, 1989370), (20, 1392559), (28, 994685), (35, 795748), (70, 397874), (140, 198937)]