39838000

素因数分解:

$2^4\times 5^3\times {\mathrm{19919}}^1$

素因数の和:19942

約数の個数: 40

約数和(自身を含む): 96333120

約数和(自身を除く): 56495120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 19919, 39838, 79676, 99595, 159352, 199190, 318704, 398380, 497975, 796760, 995950, 1593520, 1991900, 2489875, 3983800, 4979750, 7967600, 9959500, 19919000, 39838000]

約数ペア:

[(1, 39838000), (2, 19919000), (4, 9959500), (5, 7967600), (8, 4979750), (10, 3983800), (16, 2489875), (20, 1991900), (25, 1593520), (40, 995950), (50, 796760), (80, 497975), (100, 398380), (125, 318704), (200, 199190), (250, 159352), (400, 99595), (500, 79676), (1000, 39838), (2000, 19919)]