13723720

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3331}}^1$

素因数の和:3445

約数の個数: 32

約数和(自身を含む): 31187520

約数和(自身を除く): 17463800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3331, 4120, 6662, 13324, 16655, 26648, 33310, 66620, 133240, 343093, 686186, 1372372, 1715465, 2744744, 3430930, 6861860, 13723720]

約数ペア:

[(1, 13723720), (2, 6861860), (4, 3430930), (5, 2744744), (8, 1715465), (10, 1372372), (20, 686186), (40, 343093), (103, 133240), (206, 66620), (412, 33310), (515, 26648), (824, 16655), (1030, 13324), (2060, 6662), (3331, 4120)]