20235512140

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{769}}^1\times {\mathrm{2879}}^1$

素因数の和:4114

約数の個数: 48

約数和(自身を含む): 42657753600

約数和(自身を除く): 22422241460

約数列:

[1, 2, 4, 5, 10, 20, 457, 769, 914, 1538, 1828, 2285, 2879, 3076, 3845, 4570, 5758, 7690, 9140, 11516, 14395, 15380, 28790, 57580, 351433, 702866, 1315703, 1405732, 1757165, 2213951, 2631406, 3514330, 4427902, 5262812, 6578515, 7028660, 8855804, 11069755, 13157030, 22139510, 26314060, 44279020, 1011775607, 2023551214, 4047102428, 5058878035, 10117756070, 20235512140]

約数ペア:

[(1, 20235512140), (2, 10117756070), (4, 5058878035), (5, 4047102428), (10, 2023551214), (20, 1011775607), (457, 44279020), (769, 26314060), (914, 22139510), (1538, 13157030), (1828, 11069755), (2285, 8855804), (2879, 7028660), (3076, 6578515), (3845, 5262812), (4570, 4427902), (5758, 3514330), (7690, 2631406), (9140, 2213951), (11516, 1757165), (14395, 1405732), (15380, 1315703), (28790, 702866), (57580, 351433)]