2065656490

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{394963}}^1$

素因数の和:395493

約数の個数: 16

約数和(自身を含む): 3725300448

約数和(自身を除く): 1659643958

約数列:

[1, 2, 5, 10, 523, 1046, 2615, 5230, 394963, 789926, 1974815, 3949630, 206565649, 413131298, 1032828245, 2065656490]

約数ペア:

[(1, 2065656490), (2, 1032828245), (5, 413131298), (10, 206565649), (523, 3949630), (1046, 1974815), (2615, 789926), (5230, 394963)]