89257580

素因数分解:

$2^2\times 5^1\times {\mathrm{4462879}}^1$

素因数の和:4462888

約数の個数: 12

約数和(自身を含む): 187440960

約数和(自身を除く): 98183380

約数列:

[1, 2, 4, 5, 10, 20, 4462879, 8925758, 17851516, 22314395, 44628790, 89257580]

約数ペア:

[(1, 89257580), (2, 44628790), (4, 22314395), (5, 17851516), (10, 8925758), (20, 4462879)]