29556440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6779}}^1$

素因数の和:6899

約数の個数: 32

約数和(自身を含む): 67122000

約数和(自身を除く): 37565560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 6779, 13558, 27116, 33895, 54232, 67790, 135580, 271160, 738911, 1477822, 2955644, 3694555, 5911288, 7389110, 14778220, 29556440]

約数ペア:

[(1, 29556440), (2, 14778220), (4, 7389110), (5, 5911288), (8, 3694555), (10, 2955644), (20, 1477822), (40, 738911), (109, 271160), (218, 135580), (436, 67790), (545, 54232), (872, 33895), (1090, 27116), (2180, 13558), (4360, 6779)]