7786105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2064

約数の個数: 16

約数和(自身を含む): 10080000

約数和(自身を除く): 2293895

約数列:

[1, 5, 19, 41, 95, 205, 779, 1999, 3895, 9995, 37981, 81959, 189905, 409795, 1557221, 7786105]

約数ペア:

[(1, 7786105), (5, 1557221), (19, 409795), (41, 189905), (95, 81959), (205, 37981), (779, 9995), (1999, 3895)]