1330707580

素因数分解:

$2^2\times 5^1\times {\mathrm{66535379}}^1$

素因数の和:66535388

約数の個数: 12

約数和(自身を含む): 2794485960

約数和(自身を除く): 1463778380

約数列:

[1, 2, 4, 5, 10, 20, 66535379, 133070758, 266141516, 332676895, 665353790, 1330707580]

約数ペア:

[(1, 1330707580), (2, 665353790), (4, 332676895), (5, 266141516), (10, 133070758), (20, 66535379)]