680971370

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{162523}}^1$

素因数の和:162949

約数の個数: 16

約数和(自身を含む): 1228681440

約数和(自身を除く): 547710070

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 162523, 325046, 812615, 1625230, 68097137, 136194274, 340485685, 680971370]

約数ペア:

[(1, 680971370), (2, 340485685), (5, 136194274), (10, 68097137), (419, 1625230), (838, 812615), (2095, 325046), (4190, 162523)]