20132896900

素因数分解:

$2^2\times 5^2\times {\mathrm{379}}^1\times {\mathrm{479}}^1\times {\mathrm{1109}}^1$

素因数の和:1981

約数の個数: 72

約数和(自身を含む): 43934688000

約数和(自身を除く): 23801791100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 379, 479, 758, 958, 1109, 1516, 1895, 1916, 2218, 2395, 3790, 4436, 4790, 5545, 7580, 9475, 9580, 11090, 11975, 18950, 22180, 23950, 27725, 37900, 47900, 55450, 110900, 181541, 363082, 420311, 531211, 726164, 840622, 907705, 1062422, 1681244, 1815410, 2101555, 2124844, 2656055, 3630820, 4203110, 4538525, 5312110, 8406220, 9077050, 10507775, 10624220, 13280275, 18154100, 21015550, 26560550, 42031100, 53121100, 201328969, 402657938, 805315876, 1006644845, 2013289690, 4026579380, 5033224225, 10066448450, 20132896900]

約数ペア:

[(1, 20132896900), (2, 10066448450), (4, 5033224225), (5, 4026579380), (10, 2013289690), (20, 1006644845), (25, 805315876), (50, 402657938), (100, 201328969), (379, 53121100), (479, 42031100), (758, 26560550), (958, 21015550), (1109, 18154100), (1516, 13280275), (1895, 10624220), (1916, 10507775), (2218, 9077050), (2395, 8406220), (3790, 5312110), (4436, 4538525), (4790, 4203110), (5545, 3630820), (7580, 2656055), (9475, 2124844), (9580, 2101555), (11090, 1815410), (11975, 1681244), (18950, 1062422), (22180, 907705), (23950, 840622), (27725, 726164), (37900, 531211), (47900, 420311), (55450, 363082), (110900, 181541)]