219260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 485520

約数和(自身を除く): 266260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 577, 1154, 2308, 2885, 5770, 10963, 11540, 21926, 43852, 54815, 109630, 219260]

約数ペア:

[(1, 219260), (2, 109630), (4, 54815), (5, 43852), (10, 21926), (19, 11540), (20, 10963), (38, 5770), (76, 2885), (95, 2308), (190, 1154), (380, 577)]