54712880

素因数分解:

$2^4\times 5^1\times {\mathrm{683911}}^1$

素因数の和:683924

約数の個数: 20

約数和(自身を含む): 127207632

約数和(自身を除く): 72494752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683911, 1367822, 2735644, 3419555, 5471288, 6839110, 10942576, 13678220, 27356440, 54712880]

約数ペア:

[(1, 54712880), (2, 27356440), (4, 13678220), (5, 10942576), (8, 6839110), (10, 5471288), (16, 3419555), (20, 2735644), (40, 1367822), (80, 683911)]