28788080

素因数分解:

$2^4\times 5^1\times {\mathrm{359851}}^1$

素因数の和:359864

約数の個数: 20

約数和(自身を含む): 66932472

約数和(自身を除く): 38144392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359851, 719702, 1439404, 1799255, 2878808, 3598510, 5757616, 7197020, 14394040, 28788080]

約数ペア:

[(1, 28788080), (2, 14394040), (4, 7197020), (5, 5757616), (8, 3598510), (10, 2878808), (16, 1799255), (20, 1439404), (40, 719702), (80, 359851)]