72520180

素因数分解:

$2^2\times 5^1\times {\mathrm{3626009}}^1$

素因数の和:3626018

約数の個数: 12

約数和(自身を含む): 152292420

約数和(自身を除く): 79772240

約数列:

[1, 2, 4, 5, 10, 20, 3626009, 7252018, 14504036, 18130045, 36260090, 72520180]

約数ペア:

[(1, 72520180), (2, 36260090), (4, 18130045), (5, 14504036), (10, 7252018), (20, 3626009)]