66036440

素因数分解:

$2^3\times 5^1\times {\mathrm{1650911}}^1$

素因数の和:1650922

約数の個数: 16

約数和(自身を含む): 148582080

約数和(自身を除く): 82545640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1650911, 3301822, 6603644, 8254555, 13207288, 16509110, 33018220, 66036440]

約数ペア:

[(1, 66036440), (2, 33018220), (4, 16509110), (5, 13207288), (8, 8254555), (10, 6603644), (20, 3301822), (40, 1650911)]