5520280

素因数分解:

$2^3\times 5^1\times {\mathrm{138007}}^1$

素因数の和:138018

約数の個数: 16

約数和(自身を含む): 12420720

約数和(自身を除く): 6900440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 138007, 276014, 552028, 690035, 1104056, 1380070, 2760140, 5520280]

約数ペア:

[(1, 5520280), (2, 2760140), (4, 1380070), (5, 1104056), (8, 690035), (10, 552028), (20, 276014), (40, 138007)]