210829060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{810881}}^1$

素因数の和:810903

約数の個数: 24

約数和(自身を含む): 476798616

約数和(自身を除く): 265969556

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 810881, 1621762, 3243524, 4054405, 8108810, 10541453, 16217620, 21082906, 42165812, 52707265, 105414530, 210829060]

約数ペア:

[(1, 210829060), (2, 105414530), (4, 52707265), (5, 42165812), (10, 21082906), (13, 16217620), (20, 10541453), (26, 8108810), (52, 4054405), (65, 3243524), (130, 1621762), (260, 810881)]