2017712240

素因数分解:

$2^4\times 5^1\times {\mathrm{25221403}}^1$

素因数の和:25221416

約数の個数: 20

約数和(自身を含む): 4691181144

約数和(自身を除く): 2673468904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25221403, 50442806, 100885612, 126107015, 201771224, 252214030, 403542448, 504428060, 1008856120, 2017712240]

約数ペア:

[(1, 2017712240), (2, 1008856120), (4, 504428060), (5, 403542448), (8, 252214030), (10, 201771224), (16, 126107015), (20, 100885612), (40, 50442806), (80, 25221403)]