42779560

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10589}}^1$

素因数の和:10701

約数の個数: 32

約数和(自身を含む): 97216200

約数和(自身を除く): 54436640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 10589, 21178, 42356, 52945, 84712, 105890, 211780, 423560, 1069489, 2138978, 4277956, 5347445, 8555912, 10694890, 21389780, 42779560]

約数ペア:

[(1, 42779560), (2, 21389780), (4, 10694890), (5, 8555912), (8, 5347445), (10, 4277956), (20, 2138978), (40, 1069489), (101, 423560), (202, 211780), (404, 105890), (505, 84712), (808, 52945), (1010, 42356), (2020, 21178), (4040, 10589)]