90440540

素因数分解:

$2^2\times 5^1\times {\mathrm{4522027}}^1$

素因数の和:4522036

約数の個数: 12

約数和(自身を含む): 189925176

約数和(自身を除く): 99484636

約数列:

[1, 2, 4, 5, 10, 20, 4522027, 9044054, 18088108, 22610135, 45220270, 90440540]

約数ペア:

[(1, 90440540), (2, 45220270), (4, 22610135), (5, 18088108), (10, 9044054), (20, 4522027)]