15116120

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3467}}^1$

素因数の和:3587

約数の個数: 32

約数和(自身を含む): 34333200

約数和(自身を除く): 19217080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 3467, 4360, 6934, 13868, 17335, 27736, 34670, 69340, 138680, 377903, 755806, 1511612, 1889515, 3023224, 3779030, 7558060, 15116120]

約数ペア:

[(1, 15116120), (2, 7558060), (4, 3779030), (5, 3023224), (8, 1889515), (10, 1511612), (20, 755806), (40, 377903), (109, 138680), (218, 69340), (436, 34670), (545, 27736), (872, 17335), (1090, 13868), (2180, 6934), (3467, 4360)]