2938940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6389}}^1$

素因数の和:6421

約数の個数: 24

約数和(自身を含む): 6441120

約数和(自身を除く): 3502180

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 6389, 12778, 25556, 31945, 63890, 127780, 146947, 293894, 587788, 734735, 1469470, 2938940]

約数ペア:

[(1, 2938940), (2, 1469470), (4, 734735), (5, 587788), (10, 293894), (20, 146947), (23, 127780), (46, 63890), (92, 31945), (115, 25556), (230, 12778), (460, 6389)]