2065206890

素因数分解:

$2^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{246151}}^1$

素因数の和:246997

約数の個数: 16

約数和(自身を含む): 3721818240

約数和(自身を除く): 1656611350

約数列:

[1, 2, 5, 10, 839, 1678, 4195, 8390, 246151, 492302, 1230755, 2461510, 206520689, 413041378, 1032603445, 2065206890]

約数ペア:

[(1, 2065206890), (2, 1032603445), (5, 413041378), (10, 206520689), (839, 2461510), (1678, 1230755), (4195, 492302), (8390, 246151)]