12800290

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{7151}}^1$

素因数の和:7337

約数の個数: 16

約数和(自身を含む): 23172480

約数和(自身を除く): 10372190

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 7151, 14302, 35755, 71510, 1280029, 2560058, 6400145, 12800290]

約数ペア:

[(1, 12800290), (2, 6400145), (5, 2560058), (10, 1280029), (179, 71510), (358, 35755), (895, 14302), (1790, 7151)]