2422888900

素因数分解:

$2^2\times 5^2\times {\mathrm{2221}}^1\times {\mathrm{10909}}^1$

素因数の和:13144

約数の個数: 36

約数和(自身を含む): 5260518340

約数和(自身を除く): 2837629440

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2221, 4442, 8884, 10909, 11105, 21818, 22210, 43636, 44420, 54545, 55525, 109090, 111050, 218180, 222100, 272725, 545450, 1090900, 24228889, 48457778, 96915556, 121144445, 242288890, 484577780, 605722225, 1211444450, 2422888900]

約数ペア:

[(1, 2422888900), (2, 1211444450), (4, 605722225), (5, 484577780), (10, 242288890), (20, 121144445), (25, 96915556), (50, 48457778), (100, 24228889), (2221, 1090900), (4442, 545450), (8884, 272725), (10909, 222100), (11105, 218180), (21818, 111050), (22210, 109090), (43636, 55525), (44420, 54545)]