4405840

素因数分解:

$2^4\times 5^1\times {\mathrm{55073}}^1$

素因数の和:55086

約数の個数: 20

約数和(自身を含む): 10243764

約数和(自身を除く): 5837924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 55073, 110146, 220292, 275365, 440584, 550730, 881168, 1101460, 2202920, 4405840]

約数ペア:

[(1, 4405840), (2, 2202920), (4, 1101460), (5, 881168), (8, 550730), (10, 440584), (16, 275365), (20, 220292), (40, 110146), (80, 55073)]