26660440

素因数分解:

$2^3\times 5^1\times {\mathrm{666511}}^1$

素因数の和:666522

約数の個数: 16

約数和(自身を含む): 59986080

約数和(自身を除く): 33325640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 666511, 1333022, 2666044, 3332555, 5332088, 6665110, 13330220, 26660440]

約数ペア:

[(1, 26660440), (2, 13330220), (4, 6665110), (5, 5332088), (8, 3332555), (10, 2666044), (20, 1333022), (40, 666511)]