2056000

素因数分解:

$2^6\times 5^3\times {\mathrm{257}}^1$

素因数の和:284

約数の個数: 56

約数和(自身を含む): 5111496

約数和(自身を除く): 3055496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 257, 320, 400, 500, 514, 800, 1000, 1028, 1285, 1600, 2000, 2056, 2570, 4000, 4112, 5140, 6425, 8000, 8224, 10280, 12850, 16448, 20560, 25700, 32125, 41120, 51400, 64250, 82240, 102800, 128500, 205600, 257000, 411200, 514000, 1028000, 2056000]

約数ペア:

[(1, 2056000), (2, 1028000), (4, 514000), (5, 411200), (8, 257000), (10, 205600), (16, 128500), (20, 102800), (25, 82240), (32, 64250), (40, 51400), (50, 41120), (64, 32125), (80, 25700), (100, 20560), (125, 16448), (160, 12850), (200, 10280), (250, 8224), (257, 8000), (320, 6425), (400, 5140), (500, 4112), (514, 4000), (800, 2570), (1000, 2056), (1028, 2000), (1285, 1600)]