40681640

素因数分解:

$2^3\times 5^1\times {\mathrm{1017041}}^1$

素因数の和:1017052

約数の個数: 16

約数和(自身を含む): 91533780

約数和(自身を除く): 50852140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1017041, 2034082, 4068164, 5085205, 8136328, 10170410, 20340820, 40681640]

約数ペア:

[(1, 40681640), (2, 20340820), (4, 10170410), (5, 8136328), (8, 5085205), (10, 4068164), (20, 2034082), (40, 1017041)]