2720441480

素因数分解:

$2^3\times 5^1\times {\mathrm{68011037}}^1$

素因数の和:68011048

約数の個数: 16

約数和(自身を含む): 6120993420

約数和(自身を除く): 3400551940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 68011037, 136022074, 272044148, 340055185, 544088296, 680110370, 1360220740, 2720441480]

約数ペア:

[(1, 2720441480), (2, 1360220740), (4, 680110370), (5, 544088296), (8, 340055185), (10, 272044148), (20, 136022074), (40, 68011037)]