5081777420

素因数分解:

$2^2\times 5^1\times {\mathrm{254088871}}^1$

素因数の和:254088880

約数の個数: 12

約数和(自身を含む): 10671732624

約数和(自身を除く): 5589955204

約数列:

[1, 2, 4, 5, 10, 20, 254088871, 508177742, 1016355484, 1270444355, 2540888710, 5081777420]

約数ペア:

[(1, 5081777420), (2, 2540888710), (4, 1270444355), (5, 1016355484), (10, 508177742), (20, 254088871)]