84271240

素因数分解:

$2^3\times 5^1\times {\mathrm{2106781}}^1$

素因数の和:2106792

約数の個数: 16

約数和(自身を含む): 189610380

約数和(自身を除く): 105339140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2106781, 4213562, 8427124, 10533905, 16854248, 21067810, 42135620, 84271240]

約数ペア:

[(1, 84271240), (2, 42135620), (4, 21067810), (5, 16854248), (8, 10533905), (10, 8427124), (20, 4213562), (40, 2106781)]