7890230

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11113}}^1$

素因数の和:11191

約数の個数: 16

約数和(自身を含む): 14403744

約数和(自身を除く): 6513514

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 11113, 22226, 55565, 111130, 789023, 1578046, 3945115, 7890230]

約数ペア:

[(1, 7890230), (2, 3945115), (5, 1578046), (10, 789023), (71, 111130), (142, 55565), (355, 22226), (710, 11113)]