3965480

素因数分解:

$2^3\times 5^1\times {\mathrm{99137}}^1$

素因数の和:99148

約数の個数: 16

約数和(自身を含む): 8922420

約数和(自身を除く): 4956940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 99137, 198274, 396548, 495685, 793096, 991370, 1982740, 3965480]

約数ペア:

[(1, 3965480), (2, 1982740), (4, 991370), (5, 793096), (8, 495685), (10, 396548), (20, 198274), (40, 99137)]