10268080

素因数分解:

$2^4\times 5^1\times {\mathrm{128351}}^1$

素因数の和:128364

約数の個数: 20

約数和(自身を含む): 23873472

約数和(自身を除く): 13605392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 128351, 256702, 513404, 641755, 1026808, 1283510, 2053616, 2567020, 5134040, 10268080]

約数ペア:

[(1, 10268080), (2, 5134040), (4, 2567020), (5, 2053616), (8, 1283510), (10, 1026808), (16, 641755), (20, 513404), (40, 256702), (80, 128351)]