2009155390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{40499}}^1$

素因数の和:40569

約数の個数: 48

約数和(自身を含む): 4072194000

約数和(自身を除く): 2063038610

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 121, 205, 242, 410, 451, 605, 902, 1210, 2255, 4510, 4961, 9922, 24805, 40499, 49610, 80998, 202495, 404990, 445489, 890978, 1660459, 2227445, 3320918, 4454890, 4900379, 8302295, 9800758, 16604590, 18265049, 24501895, 36530098, 49003790, 91325245, 182650490, 200915539, 401831078, 1004577695, 2009155390]

約数ペア:

[(1, 2009155390), (2, 1004577695), (5, 401831078), (10, 200915539), (11, 182650490), (22, 91325245), (41, 49003790), (55, 36530098), (82, 24501895), (110, 18265049), (121, 16604590), (205, 9800758), (242, 8302295), (410, 4900379), (451, 4454890), (605, 3320918), (902, 2227445), (1210, 1660459), (2255, 890978), (4510, 445489), (4961, 404990), (9922, 202495), (24805, 80998), (40499, 49610)]