19426600

素因数分解:

$2^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 45560700

約数和(自身を除く): 26134100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 137, 200, 274, 548, 685, 709, 1096, 1370, 1418, 2740, 2836, 3425, 3545, 5480, 5672, 6850, 7090, 13700, 14180, 17725, 27400, 28360, 35450, 70900, 97133, 141800, 194266, 388532, 485665, 777064, 971330, 1942660, 2428325, 3885320, 4856650, 9713300, 19426600]

約数ペア:

[(1, 19426600), (2, 9713300), (4, 4856650), (5, 3885320), (8, 2428325), (10, 1942660), (20, 971330), (25, 777064), (40, 485665), (50, 388532), (100, 194266), (137, 141800), (200, 97133), (274, 70900), (548, 35450), (685, 28360), (709, 27400), (1096, 17725), (1370, 14180), (1418, 13700), (2740, 7090), (2836, 6850), (3425, 5672), (3545, 5480)]