10485220

素因数分解:

$2^2\times 5^1\times {\mathrm{524261}}^1$

素因数の和:524270

約数の個数: 12

約数和(自身を含む): 22019004

約数和(自身を除く): 11533784

約数列:

[1, 2, 4, 5, 10, 20, 524261, 1048522, 2097044, 2621305, 5242610, 10485220]

約数ペア:

[(1, 10485220), (2, 5242610), (4, 2621305), (5, 2097044), (10, 1048522), (20, 524261)]