121900180

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{13337}}^1$

素因数の和:13803

約数の個数: 24

約数和(自身を含む): 256569768

約数和(自身を除く): 134669588

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 13337, 26674, 53348, 66685, 133370, 266740, 6095009, 12190018, 24380036, 30475045, 60950090, 121900180]

約数ペア:

[(1, 121900180), (2, 60950090), (4, 30475045), (5, 24380036), (10, 12190018), (20, 6095009), (457, 266740), (914, 133370), (1828, 66685), (2285, 53348), (4570, 26674), (9140, 13337)]