38420020

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{11503}}^1$

素因数の和:11679

約数の個数: 24

約数和(自身を含む): 81172224

約数和(自身を除く): 42752204

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 11503, 23006, 46012, 57515, 115030, 230060, 1921001, 3842002, 7684004, 9605005, 19210010, 38420020]

約数ペア:

[(1, 38420020), (2, 19210010), (4, 9605005), (5, 7684004), (10, 3842002), (20, 1921001), (167, 230060), (334, 115030), (668, 57515), (835, 46012), (1670, 23006), (3340, 11503)]