2579111620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1\times {\mathrm{3187}}^1$

素因数の和:4180

約数の個数: 48

約数和(自身を含む): 5549721408

約数和(自身を除く): 2970609788

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 941, 1882, 3187, 3764, 4705, 6374, 9410, 12748, 15935, 18820, 31870, 40463, 63740, 80926, 137041, 161852, 202315, 274082, 404630, 548164, 685205, 809260, 1370410, 2740820, 2998967, 5997934, 11995868, 14994835, 29989670, 59979340, 128955581, 257911162, 515822324, 644777905, 1289555810, 2579111620]

約数ペア:

[(1, 2579111620), (2, 1289555810), (4, 644777905), (5, 515822324), (10, 257911162), (20, 128955581), (43, 59979340), (86, 29989670), (172, 14994835), (215, 11995868), (430, 5997934), (860, 2998967), (941, 2740820), (1882, 1370410), (3187, 809260), (3764, 685205), (4705, 548164), (6374, 404630), (9410, 274082), (12748, 202315), (15935, 161852), (18820, 137041), (31870, 80926), (40463, 63740)]