19387900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{27697}}^1$

素因数の和:27718

約数の個数: 36

約数和(自身を含む): 48083728

約数和(自身を除く): 28695828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 27697, 55394, 110788, 138485, 193879, 276970, 387758, 553940, 692425, 775516, 969395, 1384850, 1938790, 2769700, 3877580, 4846975, 9693950, 19387900]

約数ペア:

[(1, 19387900), (2, 9693950), (4, 4846975), (5, 3877580), (7, 2769700), (10, 1938790), (14, 1384850), (20, 969395), (25, 775516), (28, 692425), (35, 553940), (50, 387758), (70, 276970), (100, 193879), (140, 138485), (175, 110788), (350, 55394), (700, 27697)]