40228976

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{12763}}^1$

素因数の和:12968

約数の個数: 20

約数和(自身を含む): 78345432

約数和(自身を除く): 38116456

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 12763, 25526, 51052, 102104, 204208, 2514311, 5028622, 10057244, 20114488, 40228976]

約数ペア:

[(1, 40228976), (2, 20114488), (4, 10057244), (8, 5028622), (16, 2514311), (197, 204208), (394, 102104), (788, 51052), (1576, 25526), (3152, 12763)]