2143580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5641}}^1$

素因数の和:5669

約数の個数: 24

約数和(自身を含む): 4739280

約数和(自身を除く): 2595700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5641, 11282, 22564, 28205, 56410, 107179, 112820, 214358, 428716, 535895, 1071790, 2143580]

約数ペア:

[(1, 2143580), (2, 1071790), (4, 535895), (5, 428716), (10, 214358), (19, 112820), (20, 107179), (38, 56410), (76, 28205), (95, 22564), (190, 11282), (380, 5641)]