11225620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 27151488

約数和(自身を除く): 15925868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 443, 724, 886, 905, 1267, 1772, 1810, 2215, 2534, 3101, 3620, 4430, 5068, 6202, 6335, 8860, 12404, 12670, 15505, 25340, 31010, 62020, 80183, 160366, 320732, 400915, 561281, 801830, 1122562, 1603660, 2245124, 2806405, 5612810, 11225620]

約数ペア:

[(1, 11225620), (2, 5612810), (4, 2806405), (5, 2245124), (7, 1603660), (10, 1122562), (14, 801830), (20, 561281), (28, 400915), (35, 320732), (70, 160366), (140, 80183), (181, 62020), (362, 31010), (443, 25340), (724, 15505), (886, 12670), (905, 12404), (1267, 8860), (1772, 6335), (1810, 6202), (2215, 5068), (2534, 4430), (3101, 3620)]