759620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 1680000

約数和(自身を除く): 920380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1999, 3998, 7996, 9995, 19990, 37981, 39980, 75962, 151924, 189905, 379810, 759620]

約数ペア:

[(1, 759620), (2, 379810), (4, 189905), (5, 151924), (10, 75962), (19, 39980), (20, 37981), (38, 19990), (76, 9995), (95, 7996), (190, 3998), (380, 1999)]