26364080

素因数分解:

$2^4\times 5^1\times {\mathrm{329551}}^1$

素因数の和:329564

約数の個数: 20

約数和(自身を含む): 61296672

約数和(自身を除く): 34932592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 329551, 659102, 1318204, 1647755, 2636408, 3295510, 5272816, 6591020, 13182040, 26364080]

約数ペア:

[(1, 26364080), (2, 13182040), (4, 6591020), (5, 5272816), (8, 3295510), (10, 2636408), (16, 1647755), (20, 1318204), (40, 659102), (80, 329551)]