12726680

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3089}}^1$

素因数の和:3203

約数の個数: 32

約数和(自身を含む): 28922400

約数和(自身を除く): 16195720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3089, 4120, 6178, 12356, 15445, 24712, 30890, 61780, 123560, 318167, 636334, 1272668, 1590835, 2545336, 3181670, 6363340, 12726680]

約数ペア:

[(1, 12726680), (2, 6363340), (4, 3181670), (5, 2545336), (8, 1590835), (10, 1272668), (20, 636334), (40, 318167), (103, 123560), (206, 61780), (412, 30890), (515, 24712), (824, 15445), (1030, 12356), (2060, 6178), (3089, 4120)]