54450380

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{13681}}^1$

素因数の和:13889

約数の個数: 24

約数和(自身を含む): 114928800

約数和(自身を除く): 60478420

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 13681, 27362, 54724, 68405, 136810, 273620, 2722519, 5445038, 10890076, 13612595, 27225190, 54450380]

約数ペア:

[(1, 54450380), (2, 27225190), (4, 13612595), (5, 10890076), (10, 5445038), (20, 2722519), (199, 273620), (398, 136810), (796, 68405), (995, 54724), (1990, 27362), (3980, 13681)]