182020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 403200

約数和(自身を除く): 221180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 479, 958, 1916, 2395, 4790, 9101, 9580, 18202, 36404, 45505, 91010, 182020]

約数ペア:

[(1, 182020), (2, 91010), (4, 45505), (5, 36404), (10, 18202), (19, 9580), (20, 9101), (38, 4790), (76, 2395), (95, 1916), (190, 958), (380, 479)]