212908610

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{195329}}^1$

素因数の和:195445

約数の個数: 16

約数和(自身を含む): 386753400

約数和(自身を除く): 173844790

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 195329, 390658, 976645, 1953290, 21290861, 42581722, 106454305, 212908610]

約数ペア:

[(1, 212908610), (2, 106454305), (5, 42581722), (10, 21290861), (109, 1953290), (218, 976645), (545, 390658), (1090, 195329)]