27949520

素因数分解:

$2^4\times 5^1\times {\mathrm{349369}}^1$

素因数の和:349382

約数の個数: 20

約数和(自身を含む): 64982820

約数和(自身を除く): 37033300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349369, 698738, 1397476, 1746845, 2794952, 3493690, 5589904, 6987380, 13974760, 27949520]

約数ペア:

[(1, 27949520), (2, 13974760), (4, 6987380), (5, 5589904), (8, 3493690), (10, 2794952), (16, 1746845), (20, 1397476), (40, 698738), (80, 349369)]