519888020

素因数分解:

$2^2\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{23567}}^1$

素因数の和:24679

約数の個数: 24

約数和(自身を含む): 1092801024

約数和(自身を除く): 572913004

約数列:

[1, 2, 4, 5, 10, 20, 1103, 2206, 4412, 5515, 11030, 22060, 23567, 47134, 94268, 117835, 235670, 471340, 25994401, 51988802, 103977604, 129972005, 259944010, 519888020]

約数ペア:

[(1, 519888020), (2, 259944010), (4, 129972005), (5, 103977604), (10, 51988802), (20, 25994401), (1103, 471340), (2206, 235670), (4412, 117835), (5515, 94268), (11030, 47134), (22060, 23567)]