31324360

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{7603}}^1$

素因数の和:7717

約数の個数: 32

約数和(自身を含む): 71173440

約数和(自身を除く): 39849080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 7603, 15206, 30412, 38015, 60824, 76030, 152060, 304120, 783109, 1566218, 3132436, 3915545, 6264872, 7831090, 15662180, 31324360]

約数ペア:

[(1, 31324360), (2, 15662180), (4, 7831090), (5, 6264872), (8, 3915545), (10, 3132436), (20, 1566218), (40, 783109), (103, 304120), (206, 152060), (412, 76030), (515, 60824), (824, 38015), (1030, 30412), (2060, 15206), (4120, 7603)]