16090960

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1021}}^1$

素因数の和:1231

約数の個数: 40

約数和(自身を含む): 37638216

約数和(自身を除く): 21547256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1021, 1576, 1970, 2042, 3152, 3940, 4084, 5105, 7880, 8168, 10210, 15760, 16336, 20420, 40840, 81680, 201137, 402274, 804548, 1005685, 1609096, 2011370, 3218192, 4022740, 8045480, 16090960]

約数ペア:

[(1, 16090960), (2, 8045480), (4, 4022740), (5, 3218192), (8, 2011370), (10, 1609096), (16, 1005685), (20, 804548), (40, 402274), (80, 201137), (197, 81680), (394, 40840), (788, 20420), (985, 16336), (1021, 15760), (1576, 10210), (1970, 8168), (2042, 7880), (3152, 5105), (3940, 4084)]