89194180

素因数分解:

$2^2\times 5^1\times {\mathrm{4459709}}^1$

素因数の和:4459718

約数の個数: 12

約数和(自身を含む): 187307820

約数和(自身を除く): 98113640

約数列:

[1, 2, 4, 5, 10, 20, 4459709, 8919418, 17838836, 22298545, 44597090, 89194180]

約数ペア:

[(1, 89194180), (2, 44597090), (4, 22298545), (5, 17838836), (10, 8919418), (20, 4459709)]