1628000

素因数分解:

$2^5\times 5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:73

約数の個数: 96

約数和(自身を含む): 4481568

約数和(自身を除く): 2853568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 37, 40, 44, 50, 55, 74, 80, 88, 100, 110, 125, 148, 160, 176, 185, 200, 220, 250, 275, 296, 352, 370, 400, 407, 440, 500, 550, 592, 740, 800, 814, 880, 925, 1000, 1100, 1184, 1375, 1480, 1628, 1760, 1850, 2000, 2035, 2200, 2750, 2960, 3256, 3700, 4000, 4070, 4400, 4625, 5500, 5920, 6512, 7400, 8140, 8800, 9250, 10175, 11000, 13024, 14800, 16280, 18500, 20350, 22000, 29600, 32560, 37000, 40700, 44000, 50875, 65120, 74000, 81400, 101750, 148000, 162800, 203500, 325600, 407000, 814000, 1628000]

約数ペア:

[(1, 1628000), (2, 814000), (4, 407000), (5, 325600), (8, 203500), (10, 162800), (11, 148000), (16, 101750), (20, 81400), (22, 74000), (25, 65120), (32, 50875), (37, 44000), (40, 40700), (44, 37000), (50, 32560), (55, 29600), (74, 22000), (80, 20350), (88, 18500), (100, 16280), (110, 14800), (125, 13024), (148, 11000), (160, 10175), (176, 9250), (185, 8800), (200, 8140), (220, 7400), (250, 6512), (275, 5920), (296, 5500), (352, 4625), (370, 4400), (400, 4070), (407, 4000), (440, 3700), (500, 3256), (550, 2960), (592, 2750), (740, 2200), (800, 2035), (814, 2000), (880, 1850), (925, 1760), (1000, 1628), (1100, 1480), (1184, 1375)]