20581270

素因数分解:

$2^1\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{1499}}^1$

素因数の和:2879

約数の個数: 16

約数和(自身を含む): 37098000

約数和(自身を除く): 16516730

約数列:

[1, 2, 5, 10, 1373, 1499, 2746, 2998, 6865, 7495, 13730, 14990, 2058127, 4116254, 10290635, 20581270]

約数ペア:

[(1, 20581270), (2, 10290635), (5, 4116254), (10, 2058127), (1373, 14990), (1499, 13730), (2746, 7495), (2998, 6865)]