54805420

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{5581}}^1$

素因数の和:6081

約数の個数: 24

約数和(自身を含む): 115346448

約数和(自身を除く): 60541028

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 5581, 9820, 11162, 22324, 27905, 55810, 111620, 2740271, 5480542, 10961084, 13701355, 27402710, 54805420]

約数ペア:

[(1, 54805420), (2, 27402710), (4, 13701355), (5, 10961084), (10, 5480542), (20, 2740271), (491, 111620), (982, 55810), (1964, 27905), (2455, 22324), (4910, 11162), (5581, 9820)]