89605840

素因数分解:

$2^4\times 5^1\times {\mathrm{1120073}}^1$

素因数の和:1120086

約数の個数: 20

約数和(自身を含む): 208333764

約数和(自身を除く): 118727924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1120073, 2240146, 4480292, 5600365, 8960584, 11200730, 17921168, 22401460, 44802920, 89605840]

約数ペア:

[(1, 89605840), (2, 44802920), (4, 22401460), (5, 17921168), (8, 11200730), (10, 8960584), (16, 5600365), (20, 4480292), (40, 2240146), (80, 1120073)]