814000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:71

約数の個数: 80

約数和(自身を含む): 2205216

約数和(自身を除く): 1391216

約数列:

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

約数ペア:

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