78726740

素因数分解:

$2^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{4201}}^1$

素因数の和:5147

約数の個数: 24

約数和(自身を含む): 165541992

約数和(自身を除く): 86815252

約数列:

[1, 2, 4, 5, 10, 20, 937, 1874, 3748, 4201, 4685, 8402, 9370, 16804, 18740, 21005, 42010, 84020, 3936337, 7872674, 15745348, 19681685, 39363370, 78726740]

約数ペア:

[(1, 78726740), (2, 39363370), (4, 19681685), (5, 15745348), (10, 7872674), (20, 3936337), (937, 84020), (1874, 42010), (3748, 21005), (4201, 18740), (4685, 16804), (8402, 9370)]