117517820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{839413}}^1$

素因数の和:839429

約数の個数: 24

約数和(自身を含む): 282043104

約数和(自身を除く): 164525284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 839413, 1678826, 3357652, 4197065, 5875891, 8394130, 11751782, 16788260, 23503564, 29379455, 58758910, 117517820]

約数ペア:

[(1, 117517820), (2, 58758910), (4, 29379455), (5, 23503564), (7, 16788260), (10, 11751782), (14, 8394130), (20, 5875891), (28, 4197065), (35, 3357652), (70, 1678826), (140, 839413)]