101020180

素因数分解:

$2^2\times 5^1\times {\mathrm{5051009}}^1$

素因数の和:5051018

約数の個数: 12

約数和(自身を含む): 212142420

約数和(自身を除く): 111122240

約数列:

[1, 2, 4, 5, 10, 20, 5051009, 10102018, 20204036, 25255045, 50510090, 101020180]

約数ペア:

[(1, 101020180), (2, 50510090), (4, 25255045), (5, 20204036), (10, 10102018), (20, 5051009)]