15156900020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{39886579}}^1$

素因数の和:39886607

約数の個数: 24

約数和(自身を含む): 33504727200

約数和(自身を除く): 18347827180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 39886579, 79773158, 159546316, 199432895, 398865790, 757845001, 797731580, 1515690002, 3031380004, 3789225005, 7578450010, 15156900020]

約数ペア:

[(1, 15156900020), (2, 7578450010), (4, 3789225005), (5, 3031380004), (10, 1515690002), (19, 797731580), (20, 757845001), (38, 398865790), (76, 199432895), (95, 159546316), (190, 79773158), (380, 39886579)]