201560678420

素因数分解:

$2^2\times 5^1\times {\mathrm{2591}}^1\times {\mathrm{3889631}}^1$

素因数の和:3892231

約数の個数: 24

約数和(自身を含む): 423440898048

約数和(自身を除く): 221880219628

約数列:

[1, 2, 4, 5, 10, 20, 2591, 5182, 10364, 12955, 25910, 51820, 3889631, 7779262, 15558524, 19448155, 38896310, 77792620, 10078033921, 20156067842, 40312135684, 50390169605, 100780339210, 201560678420]

約数ペア:

[(1, 201560678420), (2, 100780339210), (4, 50390169605), (5, 40312135684), (10, 20156067842), (20, 10078033921), (2591, 77792620), (5182, 38896310), (10364, 19448155), (12955, 15558524), (25910, 7779262), (51820, 3889631)]