3889000

素因数分解:

$2^3\times 5^3\times {\mathrm{3889}}^1$

素因数の和:3910

約数の個数: 32

約数和(自身を含む): 9102600

約数和(自身を除く): 5213600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 3889, 7778, 15556, 19445, 31112, 38890, 77780, 97225, 155560, 194450, 388900, 486125, 777800, 972250, 1944500, 3889000]

約数ペア:

[(1, 3889000), (2, 1944500), (4, 972250), (5, 777800), (8, 486125), (10, 388900), (20, 194450), (25, 155560), (40, 97225), (50, 77780), (100, 38890), (125, 31112), (200, 19445), (250, 15556), (500, 7778), (1000, 3889)]