3912020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{27943}}^1$

素因数の和:27959

約数の個数: 24

約数和(自身を含む): 9389184

約数和(自身を除く): 5477164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 27943, 55886, 111772, 139715, 195601, 279430, 391202, 558860, 782404, 978005, 1956010, 3912020]

約数ペア:

[(1, 3912020), (2, 1956010), (4, 978005), (5, 782404), (7, 558860), (10, 391202), (14, 279430), (20, 195601), (28, 139715), (35, 111772), (70, 55886), (140, 27943)]