2827000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 7244640

約数和(自身を除く): 4417640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 257, 275, 440, 500, 514, 550, 1000, 1028, 1100, 1285, 1375, 2056, 2200, 2570, 2750, 2827, 5140, 5500, 5654, 6425, 10280, 11000, 11308, 12850, 14135, 22616, 25700, 28270, 32125, 51400, 56540, 64250, 70675, 113080, 128500, 141350, 257000, 282700, 353375, 565400, 706750, 1413500, 2827000]

約数ペア:

[(1, 2827000), (2, 1413500), (4, 706750), (5, 565400), (8, 353375), (10, 282700), (11, 257000), (20, 141350), (22, 128500), (25, 113080), (40, 70675), (44, 64250), (50, 56540), (55, 51400), (88, 32125), (100, 28270), (110, 25700), (125, 22616), (200, 14135), (220, 12850), (250, 11308), (257, 11000), (275, 10280), (440, 6425), (500, 5654), (514, 5500), (550, 5140), (1000, 2827), (1028, 2750), (1100, 2570), (1285, 2200), (1375, 2056)]