133027280

素因数分解:

$2^4\times 5^1\times {\mathrm{1662841}}^1$

素因数の和:1662854

約数の個数: 20

約数和(自身を含む): 309288612

約数和(自身を除く): 176261332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1662841, 3325682, 6651364, 8314205, 13302728, 16628410, 26605456, 33256820, 66513640, 133027280]

約数ペア:

[(1, 133027280), (2, 66513640), (4, 33256820), (5, 26605456), (8, 16628410), (10, 13302728), (16, 8314205), (20, 6651364), (40, 3325682), (80, 1662841)]