126984340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{907031}}^1$

素因数の和:907047

約数の個数: 24

約数和(自身を含む): 304762752

約数和(自身を除く): 177778412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 907031, 1814062, 3628124, 4535155, 6349217, 9070310, 12698434, 18140620, 25396868, 31746085, 63492170, 126984340]

約数ペア:

[(1, 126984340), (2, 63492170), (4, 31746085), (5, 25396868), (7, 18140620), (10, 12698434), (14, 9070310), (20, 6349217), (28, 4535155), (35, 3628124), (70, 1814062), (140, 907031)]