11272720

素因数分解:

$2^4\times 5^1\times {\mathrm{140909}}^1$

素因数の和:140922

約数の個数: 20

約数和(自身を含む): 26209260

約数和(自身を除く): 14936540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 140909, 281818, 563636, 704545, 1127272, 1409090, 2254544, 2818180, 5636360, 11272720]

約数ペア:

[(1, 11272720), (2, 5636360), (4, 2818180), (5, 2254544), (8, 1409090), (10, 1127272), (16, 704545), (20, 563636), (40, 281818), (80, 140909)]