89006660

素因数分解:

$2^2\times 5^1\times {\mathrm{4450333}}^1$

素因数の和:4450342

約数の個数: 12

約数和(自身を含む): 186914028

約数和(自身を除く): 97907368

約数列:

[1, 2, 4, 5, 10, 20, 4450333, 8900666, 17801332, 22251665, 44503330, 89006660]

約数ペア:

[(1, 89006660), (2, 44503330), (4, 22251665), (5, 17801332), (10, 8900666), (20, 4450333)]