42660440

素因数分解:

$2^3\times 5^1\times {\mathrm{1066511}}^1$

素因数の和:1066522

約数の個数: 16

約数和(自身を含む): 95986080

約数和(自身を除く): 53325640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1066511, 2133022, 4266044, 5332555, 8532088, 10665110, 21330220, 42660440]

約数ペア:

[(1, 42660440), (2, 21330220), (4, 10665110), (5, 8532088), (8, 5332555), (10, 4266044), (20, 2133022), (40, 1066511)]