856000

素因数分解:

$2^6\times 5^3\times {\mathrm{107}}^1$

素因数の和:134

約数の個数: 56

約数和(自身を含む): 2139696

約数和(自身を除く): 1283696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 107, 125, 160, 200, 214, 250, 320, 400, 428, 500, 535, 800, 856, 1000, 1070, 1600, 1712, 2000, 2140, 2675, 3424, 4000, 4280, 5350, 6848, 8000, 8560, 10700, 13375, 17120, 21400, 26750, 34240, 42800, 53500, 85600, 107000, 171200, 214000, 428000, 856000]

約数ペア:

[(1, 856000), (2, 428000), (4, 214000), (5, 171200), (8, 107000), (10, 85600), (16, 53500), (20, 42800), (25, 34240), (32, 26750), (40, 21400), (50, 17120), (64, 13375), (80, 10700), (100, 8560), (107, 8000), (125, 6848), (160, 5350), (200, 4280), (214, 4000), (250, 3424), (320, 2675), (400, 2140), (428, 2000), (500, 1712), (535, 1600), (800, 1070), (856, 1000)]