38894000

素因数分解:

$2^4\times 5^3\times {\mathrm{19447}}^1$

素因数の和:19470

約数の個数: 40

約数和(自身を含む): 94050528

約数和(自身を除く): 55156528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 19447, 38894, 77788, 97235, 155576, 194470, 311152, 388940, 486175, 777880, 972350, 1555760, 1944700, 2430875, 3889400, 4861750, 7778800, 9723500, 19447000, 38894000]

約数ペア:

[(1, 38894000), (2, 19447000), (4, 9723500), (5, 7778800), (8, 4861750), (10, 3889400), (16, 2430875), (20, 1944700), (25, 1555760), (40, 972350), (50, 777880), (80, 486175), (100, 388940), (125, 311152), (200, 194470), (250, 155576), (400, 97235), (500, 77788), (1000, 38894), (2000, 19447)]