20163525540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{997207}}^1$

素因数の和:997556

約数の個数: 48

約数和(自身を含む): 56625459072

約数和(自身を除く): 36461933532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 337, 674, 1011, 1348, 1685, 2022, 3370, 4044, 5055, 6740, 10110, 20220, 997207, 1994414, 2991621, 3988828, 4986035, 5983242, 9972070, 11966484, 14958105, 19944140, 29916210, 59832420, 336058759, 672117518, 1008176277, 1344235036, 1680293795, 2016352554, 3360587590, 4032705108, 5040881385, 6721175180, 10081762770, 20163525540]

約数ペア:

[(1, 20163525540), (2, 10081762770), (3, 6721175180), (4, 5040881385), (5, 4032705108), (6, 3360587590), (10, 2016352554), (12, 1680293795), (15, 1344235036), (20, 1008176277), (30, 672117518), (60, 336058759), (337, 59832420), (674, 29916210), (1011, 19944140), (1348, 14958105), (1685, 11966484), (2022, 9972070), (3370, 5983242), (4044, 4986035), (5055, 3988828), (6740, 2991621), (10110, 1994414), (20220, 997207)]