70400990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{640009}}^1$

素因数の和:640027

約数の個数: 16

約数和(自身を含む): 138242160

約数和(自身を除く): 67841170

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 640009, 1280018, 3200045, 6400090, 7040099, 14080198, 35200495, 70400990]

約数ペア:

[(1, 70400990), (2, 35200495), (5, 14080198), (10, 7040099), (11, 6400090), (22, 3200045), (55, 1280018), (110, 640009)]