2871740

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1033}}^1$

素因数の和:1181

約数の個数: 24

約数和(自身を含む): 6079920

約数和(自身を除く): 3208180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1033, 1390, 2066, 2780, 4132, 5165, 10330, 20660, 143587, 287174, 574348, 717935, 1435870, 2871740]

約数ペア:

[(1, 2871740), (2, 1435870), (4, 717935), (5, 574348), (10, 287174), (20, 143587), (139, 20660), (278, 10330), (556, 5165), (695, 4132), (1033, 2780), (1390, 2066)]