2520488380

素因数分解:

$2^2\times 5^1\times {\mathrm{126024419}}^1$

素因数の和:126024428

約数の個数: 12

約数和(自身を含む): 5293025640

約数和(自身を除く): 2772537260

約数列:

[1, 2, 4, 5, 10, 20, 126024419, 252048838, 504097676, 630122095, 1260244190, 2520488380]

約数ペア:

[(1, 2520488380), (2, 1260244190), (4, 630122095), (5, 504097676), (10, 252048838), (20, 126024419)]