2194480

素因数分解:

$2^4\times 5^1\times {\mathrm{27431}}^1$

素因数の和:27444

約数の個数: 20

約数和(自身を含む): 5102352

約数和(自身を除く): 2907872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27431, 54862, 109724, 137155, 219448, 274310, 438896, 548620, 1097240, 2194480]

約数ペア:

[(1, 2194480), (2, 1097240), (4, 548620), (5, 438896), (8, 274310), (10, 219448), (16, 137155), (20, 109724), (40, 54862), (80, 27431)]