39195620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 84913920

約数和(自身を除く): 45718300

約数列:

[1, 2, 4, 5, 10, 20, 53, 103, 106, 206, 212, 265, 359, 412, 515, 530, 718, 1030, 1060, 1436, 1795, 2060, 3590, 5459, 7180, 10918, 19027, 21836, 27295, 36977, 38054, 54590, 73954, 76108, 95135, 109180, 147908, 184885, 190270, 369770, 380540, 739540, 1959781, 3919562, 7839124, 9798905, 19597810, 39195620]

約数ペア:

[(1, 39195620), (2, 19597810), (4, 9798905), (5, 7839124), (10, 3919562), (20, 1959781), (53, 739540), (103, 380540), (106, 369770), (206, 190270), (212, 184885), (265, 147908), (359, 109180), (412, 95135), (515, 76108), (530, 73954), (718, 54590), (1030, 38054), (1060, 36977), (1436, 27295), (1795, 21836), (2060, 19027), (3590, 10918), (5459, 7180)]