101981180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{728437}}^1$

素因数の和:728453

約数の個数: 24

約数和(自身を含む): 244755168

約数和(自身を除く): 142773988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 728437, 1456874, 2913748, 3642185, 5099059, 7284370, 10198118, 14568740, 20396236, 25495295, 50990590, 101981180]

約数ペア:

[(1, 101981180), (2, 50990590), (4, 25495295), (5, 20396236), (7, 14568740), (10, 10198118), (14, 7284370), (20, 5099059), (28, 3642185), (35, 2913748), (70, 1456874), (140, 728437)]