2186520340

素因数分解:

$2^2\times 5^1\times {\mathrm{109326017}}^1$

素因数の和:109326026

約数の個数: 12

約数和(自身を含む): 4591692756

約数和(自身を除く): 2405172416

約数列:

[1, 2, 4, 5, 10, 20, 109326017, 218652034, 437304068, 546630085, 1093260170, 2186520340]

約数ペア:

[(1, 2186520340), (2, 1093260170), (4, 546630085), (5, 437304068), (10, 218652034), (20, 109326017)]