89305180

素因数分解:

$2^2\times 5^1\times {\mathrm{4465259}}^1$

素因数の和:4465268

約数の個数: 12

約数和(自身を含む): 187540920

約数和(自身を除く): 98235740

約数列:

[1, 2, 4, 5, 10, 20, 4465259, 8930518, 17861036, 22326295, 44652590, 89305180]

約数ペア:

[(1, 89305180), (2, 44652590), (4, 22326295), (5, 17861036), (10, 8930518), (20, 4465259)]