4865207420

素因数分解:

$2^2\times 5^1\times {\mathrm{243260371}}^1$

素因数の和:243260380

約数の個数: 12

約数和(自身を含む): 10216935624

約数和(自身を除く): 5351728204

約数列:

[1, 2, 4, 5, 10, 20, 243260371, 486520742, 973041484, 1216301855, 2432603710, 4865207420]

約数ペア:

[(1, 4865207420), (2, 2432603710), (4, 1216301855), (5, 973041484), (10, 486520742), (20, 243260371)]