66224420

素因数分解:

$2^2\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{2251}}^1$

素因数の和:3731

約数の個数: 24

約数和(自身を含む): 139227648

約数和(自身を除く): 73003228

約数列:

[1, 2, 4, 5, 10, 20, 1471, 2251, 2942, 4502, 5884, 7355, 9004, 11255, 14710, 22510, 29420, 45020, 3311221, 6622442, 13244884, 16556105, 33112210, 66224420]

約数ペア:

[(1, 66224420), (2, 33112210), (4, 16556105), (5, 13244884), (10, 6622442), (20, 3311221), (1471, 45020), (2251, 29420), (2942, 22510), (4502, 14710), (5884, 11255), (7355, 9004)]