27541520

素因数分解:

$2^4\times 5^1\times {\mathrm{344269}}^1$

素因数の和:344282

約数の個数: 20

約数和(自身を含む): 64034220

約数和(自身を除く): 36492700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 344269, 688538, 1377076, 1721345, 2754152, 3442690, 5508304, 6885380, 13770760, 27541520]

約数ペア:

[(1, 27541520), (2, 13770760), (4, 6885380), (5, 5508304), (8, 3442690), (10, 2754152), (16, 1721345), (20, 1377076), (40, 688538), (80, 344269)]