4388080

素因数分解:

$2^4\times 5^1\times {\mathrm{54851}}^1$

素因数の和:54864

約数の個数: 20

約数和(自身を含む): 10202472

約数和(自身を除く): 5814392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 54851, 109702, 219404, 274255, 438808, 548510, 877616, 1097020, 2194040, 4388080]

約数ペア:

[(1, 4388080), (2, 2194040), (4, 1097020), (5, 877616), (8, 548510), (10, 438808), (16, 274255), (20, 219404), (40, 109702), (80, 54851)]