158180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 362880

約数和(自身を除く): 204700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 719, 1438, 2876, 3595, 7190, 7909, 14380, 15818, 31636, 39545, 79090, 158180]

約数ペア:

[(1, 158180), (2, 79090), (4, 39545), (5, 31636), (10, 15818), (11, 14380), (20, 7909), (22, 7190), (44, 3595), (55, 2876), (110, 1438), (220, 719)]