26384080

素因数分解:

$2^4\times 5^1\times {\mathrm{329801}}^1$

素因数の和:329814

約数の個数: 20

約数和(自身を含む): 61343172

約数和(自身を除く): 34959092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 329801, 659602, 1319204, 1649005, 2638408, 3298010, 5276816, 6596020, 13192040, 26384080]

約数ペア:

[(1, 26384080), (2, 13192040), (4, 6596020), (5, 5276816), (8, 3298010), (10, 2638408), (16, 1649005), (20, 1319204), (40, 659602), (80, 329801)]