2954980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{21107}}^1$

素因数の和:21123

約数の個数: 24

約数和(自身を含む): 7092288

約数和(自身を除く): 4137308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 21107, 42214, 84428, 105535, 147749, 211070, 295498, 422140, 590996, 738745, 1477490, 2954980]

約数ペア:

[(1, 2954980), (2, 1477490), (4, 738745), (5, 590996), (7, 422140), (10, 295498), (14, 211070), (20, 147749), (28, 105535), (35, 84428), (70, 42214), (140, 21107)]