4006792880

素因数分解:

$2^4\times 5^1\times {\mathrm{50084911}}^1$

素因数の和:50084924

約数の個数: 20

約数和(自身を含む): 9315793632

約数和(自身を除く): 5309000752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 50084911, 100169822, 200339644, 250424555, 400679288, 500849110, 801358576, 1001698220, 2003396440, 4006792880]

約数ペア:

[(1, 4006792880), (2, 2003396440), (4, 1001698220), (5, 801358576), (8, 500849110), (10, 400679288), (16, 250424555), (20, 200339644), (40, 100169822), (80, 50084911)]