11969800

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{617}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 28162260

約数和(自身を除く): 16192460

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 617, 776, 970, 1234, 1940, 2425, 2468, 3085, 3880, 4850, 4936, 6170, 9700, 12340, 15425, 19400, 24680, 30850, 59849, 61700, 119698, 123400, 239396, 299245, 478792, 598490, 1196980, 1496225, 2393960, 2992450, 5984900, 11969800]

約数ペア:

[(1, 11969800), (2, 5984900), (4, 2992450), (5, 2393960), (8, 1496225), (10, 1196980), (20, 598490), (25, 478792), (40, 299245), (50, 239396), (97, 123400), (100, 119698), (194, 61700), (200, 59849), (388, 30850), (485, 24680), (617, 19400), (776, 15425), (970, 12340), (1234, 9700), (1940, 6170), (2425, 4936), (2468, 4850), (3085, 3880)]