70020440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{250073}}^1$

素因数の和:250091

約数の個数: 32

約数和(自身を含む): 180053280

約数和(自身を除く): 110032840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 250073, 500146, 1000292, 1250365, 1750511, 2000584, 2500730, 3501022, 5001460, 7002044, 8752555, 10002920, 14004088, 17505110, 35010220, 70020440]

約数ペア:

[(1, 70020440), (2, 35010220), (4, 17505110), (5, 14004088), (7, 10002920), (8, 8752555), (10, 7002044), (14, 5001460), (20, 3501022), (28, 2500730), (35, 2000584), (40, 1750511), (56, 1250365), (70, 1000292), (140, 500146), (280, 250073)]