8789090

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12379}}^1$

素因数の和:12457

約数の個数: 16

約数和(自身を含む): 16044480

約数和(自身を除く): 7255390

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 12379, 24758, 61895, 123790, 878909, 1757818, 4394545, 8789090]

約数ペア:

[(1, 8789090), (2, 4394545), (5, 1757818), (10, 878909), (71, 123790), (142, 61895), (355, 24758), (710, 12379)]