8431760

素因数分解:

$2^4\times 5^1\times {\mathrm{105397}}^1$

素因数の和:105410

約数の個数: 20

約数和(自身を含む): 19604028

約数和(自身を除く): 11172268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 105397, 210794, 421588, 526985, 843176, 1053970, 1686352, 2107940, 4215880, 8431760]

約数ペア:

[(1, 8431760), (2, 4215880), (4, 2107940), (5, 1686352), (8, 1053970), (10, 843176), (16, 526985), (20, 421588), (40, 210794), (80, 105397)]