2580812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1601}}^1$

素因数の和:1649

約数の個数: 24

約数和(自身を含む): 5023872

約数和(自身を除く): 2443060

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1601, 1612, 3202, 6404, 20813, 41626, 49631, 83252, 99262, 198524, 645203, 1290406, 2580812]

約数ペア:

[(1, 2580812), (2, 1290406), (4, 645203), (13, 198524), (26, 99262), (31, 83252), (52, 49631), (62, 41626), (124, 20813), (403, 6404), (806, 3202), (1601, 1612)]