13339120

素因数分解:

$2^4\times 5^1\times {\mathrm{166739}}^1$

素因数の和:166752

約数の個数: 20

約数和(自身を含む): 31013640

約数和(自身を除く): 17674520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166739, 333478, 666956, 833695, 1333912, 1667390, 2667824, 3334780, 6669560, 13339120]

約数ペア:

[(1, 13339120), (2, 6669560), (4, 3334780), (5, 2667824), (8, 1667390), (10, 1333912), (16, 833695), (20, 666956), (40, 333478), (80, 166739)]