3940780

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1913}}^1$

素因数の和:2025

約数の個数: 24

約数和(自身を含む): 8360352

約数和(自身を除く): 4419572

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 1913, 2060, 3826, 7652, 9565, 19130, 38260, 197039, 394078, 788156, 985195, 1970390, 3940780]

約数ペア:

[(1, 3940780), (2, 1970390), (4, 985195), (5, 788156), (10, 394078), (20, 197039), (103, 38260), (206, 19130), (412, 9565), (515, 7652), (1030, 3826), (1913, 2060)]