2628440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2857}}^1$

素因数の和:2891

約数の個数: 32

約数和(自身を含む): 6173280

約数和(自身を除く): 3544840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2857, 5714, 11428, 14285, 22856, 28570, 57140, 65711, 114280, 131422, 262844, 328555, 525688, 657110, 1314220, 2628440]

約数ペア:

[(1, 2628440), (2, 1314220), (4, 657110), (5, 525688), (8, 328555), (10, 262844), (20, 131422), (23, 114280), (40, 65711), (46, 57140), (92, 28570), (115, 22856), (184, 14285), (230, 11428), (460, 5714), (920, 2857)]