19755400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 53389440

約数和(自身を除く): 33634040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 103, 137, 140, 175, 200, 206, 274, 280, 350, 412, 515, 548, 685, 700, 721, 824, 959, 1030, 1096, 1370, 1400, 1442, 1918, 2060, 2575, 2740, 2884, 3425, 3605, 3836, 4120, 4795, 5150, 5480, 5768, 6850, 7210, 7672, 9590, 10300, 13700, 14111, 14420, 18025, 19180, 20600, 23975, 27400, 28222, 28840, 36050, 38360, 47950, 56444, 70555, 72100, 95900, 98777, 112888, 141110, 144200, 191800, 197554, 282220, 352775, 395108, 493885, 564440, 705550, 790216, 987770, 1411100, 1975540, 2469425, 2822200, 3951080, 4938850, 9877700, 19755400]

約数ペア:

[(1, 19755400), (2, 9877700), (4, 4938850), (5, 3951080), (7, 2822200), (8, 2469425), (10, 1975540), (14, 1411100), (20, 987770), (25, 790216), (28, 705550), (35, 564440), (40, 493885), (50, 395108), (56, 352775), (70, 282220), (100, 197554), (103, 191800), (137, 144200), (140, 141110), (175, 112888), (200, 98777), (206, 95900), (274, 72100), (280, 70555), (350, 56444), (412, 47950), (515, 38360), (548, 36050), (685, 28840), (700, 28222), (721, 27400), (824, 23975), (959, 20600), (1030, 19180), (1096, 18025), (1370, 14420), (1400, 14111), (1442, 13700), (1918, 10300), (2060, 9590), (2575, 7672), (2740, 7210), (2884, 6850), (3425, 5768), (3605, 5480), (3836, 5150), (4120, 4795)]