67811660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{484369}}^1$

素因数の和:484385

約数の個数: 24

約数和(自身を含む): 162748320

約数和(自身を除く): 94936660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 484369, 968738, 1937476, 2421845, 3390583, 4843690, 6781166, 9687380, 13562332, 16952915, 33905830, 67811660]

約数ペア:

[(1, 67811660), (2, 33905830), (4, 16952915), (5, 13562332), (7, 9687380), (10, 6781166), (14, 4843690), (20, 3390583), (28, 2421845), (35, 1937476), (70, 968738), (140, 484369)]