83380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 191520

約数和(自身を除く): 108140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 379, 758, 1516, 1895, 3790, 4169, 7580, 8338, 16676, 20845, 41690, 83380]

約数ペア:

[(1, 83380), (2, 41690), (4, 20845), (5, 16676), (10, 8338), (11, 7580), (20, 4169), (22, 3790), (44, 1895), (55, 1516), (110, 758), (220, 379)]