18382280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{65651}}^1$

素因数の和:65669

約数の個数: 32

約数和(自身を含む): 47269440

約数和(自身を除く): 28887160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 65651, 131302, 262604, 328255, 459557, 525208, 656510, 919114, 1313020, 1838228, 2297785, 2626040, 3676456, 4595570, 9191140, 18382280]

約数ペア:

[(1, 18382280), (2, 9191140), (4, 4595570), (5, 3676456), (7, 2626040), (8, 2297785), (10, 1838228), (14, 1313020), (20, 919114), (28, 656510), (35, 525208), (40, 459557), (56, 328255), (70, 262604), (140, 131302), (280, 65651)]