39291020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 85131648

約数和(自身を除く): 45840628

約数列:

[1, 2, 4, 5, 10, 20, 53, 101, 106, 202, 212, 265, 367, 404, 505, 530, 734, 1010, 1060, 1468, 1835, 2020, 3670, 5353, 7340, 10706, 19451, 21412, 26765, 37067, 38902, 53530, 74134, 77804, 97255, 107060, 148268, 185335, 194510, 370670, 389020, 741340, 1964551, 3929102, 7858204, 9822755, 19645510, 39291020]

約数ペア:

[(1, 39291020), (2, 19645510), (4, 9822755), (5, 7858204), (10, 3929102), (20, 1964551), (53, 741340), (101, 389020), (106, 370670), (202, 194510), (212, 185335), (265, 148268), (367, 107060), (404, 97255), (505, 77804), (530, 74134), (734, 53530), (1010, 38902), (1060, 37067), (1468, 26765), (1835, 21412), (2020, 19451), (3670, 10706), (5353, 7340)]