8019620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{57283}}^1$

素因数の和:57299

約数の個数: 24

約数和(自身を含む): 19247424

約数和(自身を除く): 11227804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 57283, 114566, 229132, 286415, 400981, 572830, 801962, 1145660, 1603924, 2004905, 4009810, 8019620]

約数ペア:

[(1, 8019620), (2, 4009810), (4, 2004905), (5, 1603924), (7, 1145660), (10, 801962), (14, 572830), (20, 400981), (28, 286415), (35, 229132), (70, 114566), (140, 57283)]