55428080

素因数分解:

$2^4\times 5^1\times {\mathrm{692851}}^1$

素因数の和:692864

約数の個数: 20

約数和(自身を含む): 128870472

約数和(自身を除く): 73442392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 692851, 1385702, 2771404, 3464255, 5542808, 6928510, 11085616, 13857020, 27714040, 55428080]

約数ペア:

[(1, 55428080), (2, 27714040), (4, 13857020), (5, 11085616), (8, 6928510), (10, 5542808), (16, 3464255), (20, 2771404), (40, 1385702), (80, 692851)]