11287600

素因数分解:

$2^4\times 5^2\times {\mathrm{28219}}^1$

素因数の和:28237

約数の個数: 30

約数和(自身を含む): 27119420

約数和(自身を除く): 15831820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 28219, 56438, 112876, 141095, 225752, 282190, 451504, 564380, 705475, 1128760, 1410950, 2257520, 2821900, 5643800, 11287600]

約数ペア:

[(1, 11287600), (2, 5643800), (4, 2821900), (5, 2257520), (8, 1410950), (10, 1128760), (16, 705475), (20, 564380), (25, 451504), (40, 282190), (50, 225752), (80, 141095), (100, 112876), (200, 56438), (400, 28219)]