4070000

素因数分解:

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

素因数の和:76

約数の個数: 100

約数和(自身を含む): 11040216

約数和(自身を除く): 6970216

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, 625, 740, 814, 880, 925, 1000, 1100, 1250, 1375, 1480, 1628, 1850, 2000, 2035, 2200, 2500, 2750, 2960, 3256, 3700, 4070, 4400, 4625, 5000, 5500, 6512, 6875, 7400, 8140, 9250, 10000, 10175, 11000, 13750, 14800, 16280, 18500, 20350, 22000, 23125, 27500, 32560, 37000, 40700, 46250, 50875, 55000, 74000, 81400, 92500, 101750, 110000, 162800, 185000, 203500, 254375, 370000, 407000, 508750, 814000, 1017500, 2035000, 4070000]

約数ペア:

[(1, 4070000), (2, 2035000), (4, 1017500), (5, 814000), (8, 508750), (10, 407000), (11, 370000), (16, 254375), (20, 203500), (22, 185000), (25, 162800), (37, 110000), (40, 101750), (44, 92500), (50, 81400), (55, 74000), (74, 55000), (80, 50875), (88, 46250), (100, 40700), (110, 37000), (125, 32560), (148, 27500), (176, 23125), (185, 22000), (200, 20350), (220, 18500), (250, 16280), (275, 14800), (296, 13750), (370, 11000), (400, 10175), (407, 10000), (440, 9250), (500, 8140), (550, 7400), (592, 6875), (625, 6512), (740, 5500), (814, 5000), (880, 4625), (925, 4400), (1000, 4070), (1100, 3700), (1250, 3256), (1375, 2960), (1480, 2750), (1628, 2500), (1850, 2200), (2000, 2035)]