209611400

素因数分解:

$2^3\times 5^2\times {\mathrm{353}}^1\times {\mathrm{2969}}^1$

素因数の和:3338

約数の個数: 48

約数和(自身を含む): 488891700

約数和(自身を除く): 279280300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 353, 706, 1412, 1765, 2824, 2969, 3530, 5938, 7060, 8825, 11876, 14120, 14845, 17650, 23752, 29690, 35300, 59380, 70600, 74225, 118760, 148450, 296900, 593800, 1048057, 2096114, 4192228, 5240285, 8384456, 10480570, 20961140, 26201425, 41922280, 52402850, 104805700, 209611400]

約数ペア:

[(1, 209611400), (2, 104805700), (4, 52402850), (5, 41922280), (8, 26201425), (10, 20961140), (20, 10480570), (25, 8384456), (40, 5240285), (50, 4192228), (100, 2096114), (200, 1048057), (353, 593800), (706, 296900), (1412, 148450), (1765, 118760), (2824, 74225), (2969, 70600), (3530, 59380), (5938, 35300), (7060, 29690), (8825, 23752), (11876, 17650), (14120, 14845)]