8816820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6389}}^1$

素因数の和:6424

約数の個数: 48

約数和(自身を含む): 25764480

約数和(自身を除く): 16947660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 6389, 12778, 19167, 25556, 31945, 38334, 63890, 76668, 95835, 127780, 146947, 191670, 293894, 383340, 440841, 587788, 734735, 881682, 1469470, 1763364, 2204205, 2938940, 4408410, 8816820]

約数ペア:

[(1, 8816820), (2, 4408410), (3, 2938940), (4, 2204205), (5, 1763364), (6, 1469470), (10, 881682), (12, 734735), (15, 587788), (20, 440841), (23, 383340), (30, 293894), (46, 191670), (60, 146947), (69, 127780), (92, 95835), (115, 76668), (138, 63890), (230, 38334), (276, 31945), (345, 25556), (460, 19167), (690, 12778), (1380, 6389)]