4215880

素因数分解:

$2^3\times 5^1\times {\mathrm{105397}}^1$

素因数の和:105408

約数の個数: 16

約数和(自身を含む): 9485820

約数和(自身を除く): 5269940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 105397, 210794, 421588, 526985, 843176, 1053970, 2107940, 4215880]

約数ペア:

[(1, 4215880), (2, 2107940), (4, 1053970), (5, 843176), (8, 526985), (10, 421588), (20, 210794), (40, 105397)]