2020654840

素因数分解:

$2^3\times 5^1\times {\mathrm{50516371}}^1$

素因数の和:50516382

約数の個数: 16

約数和(自身を含む): 4546473480

約数和(自身を除く): 2525818640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50516371, 101032742, 202065484, 252581855, 404130968, 505163710, 1010327420, 2020654840]

約数ペア:

[(1, 2020654840), (2, 1010327420), (4, 505163710), (5, 404130968), (8, 252581855), (10, 202065484), (20, 101032742), (40, 50516371)]