13981220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{617}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 32393088

約数和(自身を除く): 18411868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 617, 1030, 1133, 1234, 2060, 2266, 2468, 3085, 4532, 5665, 6170, 6787, 11330, 12340, 13574, 22660, 27148, 33935, 63551, 67870, 127102, 135740, 254204, 317755, 635510, 699061, 1271020, 1398122, 2796244, 3495305, 6990610, 13981220]

約数ペア:

[(1, 13981220), (2, 6990610), (4, 3495305), (5, 2796244), (10, 1398122), (11, 1271020), (20, 699061), (22, 635510), (44, 317755), (55, 254204), (103, 135740), (110, 127102), (206, 67870), (220, 63551), (412, 33935), (515, 27148), (617, 22660), (1030, 13574), (1133, 12340), (1234, 11330), (2060, 6787), (2266, 6170), (2468, 5665), (3085, 4532)]