204384420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1135469}}^1$

素因数の和:1135484

約数の個数: 36

約数和(自身を含む): 619966620

約数和(自身を除く): 415582200

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1135469, 2270938, 3406407, 4541876, 5677345, 6812814, 10219221, 11354690, 13625628, 17032035, 20438442, 22709380, 34064070, 40876884, 51096105, 68128140, 102192210, 204384420]

約数ペア:

[(1, 204384420), (2, 102192210), (3, 68128140), (4, 51096105), (5, 40876884), (6, 34064070), (9, 22709380), (10, 20438442), (12, 17032035), (15, 13625628), (18, 11354690), (20, 10219221), (30, 6812814), (36, 5677345), (45, 4541876), (60, 3406407), (90, 2270938), (180, 1135469)]