28879380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{160441}}^1$

素因数の和:160456

約数の個数: 36

約数和(自身を含む): 87601332

約数和(自身を除く): 58721952

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 160441, 320882, 481323, 641764, 802205, 962646, 1443969, 1604410, 1925292, 2406615, 2887938, 3208820, 4813230, 5775876, 7219845, 9626460, 14439690, 28879380]

約数ペア:

[(1, 28879380), (2, 14439690), (3, 9626460), (4, 7219845), (5, 5775876), (6, 4813230), (9, 3208820), (10, 2887938), (12, 2406615), (15, 1925292), (18, 1604410), (20, 1443969), (30, 962646), (36, 802205), (45, 641764), (60, 481323), (90, 320882), (180, 160441)]