12611320

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3061}}^1$

素因数の和:3175

約数の個数: 32

約数和(自身を含む): 28660320

約数和(自身を除く): 16049000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3061, 4120, 6122, 12244, 15305, 24488, 30610, 61220, 122440, 315283, 630566, 1261132, 1576415, 2522264, 3152830, 6305660, 12611320]

約数ペア:

[(1, 12611320), (2, 6305660), (4, 3152830), (5, 2522264), (8, 1576415), (10, 1261132), (20, 630566), (40, 315283), (103, 122440), (206, 61220), (412, 30610), (515, 24488), (824, 15305), (1030, 12244), (2060, 6122), (3061, 4120)]