2898280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{941}}^1$

素因数の和:970

約数の個数: 64

約数和(自身を含む): 8138880

約数和(自身を除く): 5240600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 941, 1540, 1882, 3080, 3764, 4705, 6587, 7528, 9410, 10351, 13174, 18820, 20702, 26348, 32935, 37640, 41404, 51755, 52696, 65870, 72457, 82808, 103510, 131740, 144914, 207020, 263480, 289828, 362285, 414040, 579656, 724570, 1449140, 2898280]

約数ペア:

[(1, 2898280), (2, 1449140), (4, 724570), (5, 579656), (7, 414040), (8, 362285), (10, 289828), (11, 263480), (14, 207020), (20, 144914), (22, 131740), (28, 103510), (35, 82808), (40, 72457), (44, 65870), (55, 52696), (56, 51755), (70, 41404), (77, 37640), (88, 32935), (110, 26348), (140, 20702), (154, 18820), (220, 13174), (280, 10351), (308, 9410), (385, 7528), (440, 6587), (616, 4705), (770, 3764), (941, 3080), (1540, 1882)]