28219000

素因数分解:

$2^3\times 5^3\times {\mathrm{28219}}^1$

素因数の和:28240

約数の個数: 32

約数和(自身を含む): 66034800

約数和(自身を除く): 37815800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 28219, 56438, 112876, 141095, 225752, 282190, 564380, 705475, 1128760, 1410950, 2821900, 3527375, 5643800, 7054750, 14109500, 28219000]

約数ペア:

[(1, 28219000), (2, 14109500), (4, 7054750), (5, 5643800), (8, 3527375), (10, 2821900), (20, 1410950), (25, 1128760), (40, 705475), (50, 564380), (100, 282190), (125, 225752), (200, 141095), (250, 112876), (500, 56438), (1000, 28219)]