108800180

素因数分解:

$2^2\times 5^1\times {\mathrm{5440009}}^1$

素因数の和:5440018

約数の個数: 12

約数和(自身を含む): 228480420

約数和(自身を除く): 119680240

約数列:

[1, 2, 4, 5, 10, 20, 5440009, 10880018, 21760036, 27200045, 54400090, 108800180]

約数ペア:

[(1, 108800180), (2, 54400090), (4, 27200045), (5, 21760036), (10, 10880018), (20, 5440009)]