2090530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1237}}^1$

素因数の和:1270

約数の個数: 24

約数和(自身を含む): 4077972

約数和(自身を除く): 1987442

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1237, 1690, 2474, 6185, 12370, 16081, 32162, 80405, 160810, 209053, 418106, 1045265, 2090530]

約数ペア:

[(1, 2090530), (2, 1045265), (5, 418106), (10, 209053), (13, 160810), (26, 80405), (65, 32162), (130, 16081), (169, 12370), (338, 6185), (845, 2474), (1237, 1690)]