8509040

素因数分解:

$2^4\times 5^1\times {\mathrm{106363}}^1$

素因数の和:106376

約数の個数: 20

約数和(自身を含む): 19783704

約数和(自身を除く): 11274664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 106363, 212726, 425452, 531815, 850904, 1063630, 1701808, 2127260, 4254520, 8509040]

約数ペア:

[(1, 8509040), (2, 4254520), (4, 2127260), (5, 1701808), (8, 1063630), (10, 850904), (16, 531815), (20, 425452), (40, 212726), (80, 106363)]