15986820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{266447}}^1$

素因数の和:266459

約数の個数: 24

約数和(自身を含む): 44763264

約数和(自身を除く): 28776444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 266447, 532894, 799341, 1065788, 1332235, 1598682, 2664470, 3197364, 3996705, 5328940, 7993410, 15986820]

約数ペア:

[(1, 15986820), (2, 7993410), (3, 5328940), (4, 3996705), (5, 3197364), (6, 2664470), (10, 1598682), (12, 1332235), (15, 1065788), (20, 799341), (30, 532894), (60, 266447)]