13028220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{72379}}^1$

素因数の和:72394

約数の個数: 36

約数和(自身を含む): 39519480

約数和(自身を除く): 26491260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 72379, 144758, 217137, 289516, 361895, 434274, 651411, 723790, 868548, 1085685, 1302822, 1447580, 2171370, 2605644, 3257055, 4342740, 6514110, 13028220]

約数ペア:

[(1, 13028220), (2, 6514110), (3, 4342740), (4, 3257055), (5, 2605644), (6, 2171370), (9, 1447580), (10, 1302822), (12, 1085685), (15, 868548), (18, 723790), (20, 651411), (30, 434274), (36, 361895), (45, 289516), (60, 217137), (90, 144758), (180, 72379)]