401890610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{8101}}^1$

素因数の和:8171

約数の個数: 48

約数和(自身を含む): 814639896

約数和(自身を除く): 412749286

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 121, 205, 242, 410, 451, 605, 902, 1210, 2255, 4510, 4961, 8101, 9922, 16202, 24805, 40505, 49610, 81010, 89111, 178222, 332141, 445555, 664282, 891110, 980221, 1660705, 1960442, 3321410, 3653551, 4901105, 7307102, 9802210, 18267755, 36535510, 40189061, 80378122, 200945305, 401890610]

約数ペア:

[(1, 401890610), (2, 200945305), (5, 80378122), (10, 40189061), (11, 36535510), (22, 18267755), (41, 9802210), (55, 7307102), (82, 4901105), (110, 3653551), (121, 3321410), (205, 1960442), (242, 1660705), (410, 980221), (451, 891110), (605, 664282), (902, 445555), (1210, 332141), (2255, 178222), (4510, 89111), (4961, 81010), (8101, 49610), (9922, 40505), (16202, 24805)]