27220280

素因数分解:

$2^3\times 5^1\times {\mathrm{680507}}^1$

素因数の和:680518

約数の個数: 16

約数和(自身を含む): 61245720

約数和(自身を除く): 34025440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 680507, 1361014, 2722028, 3402535, 5444056, 6805070, 13610140, 27220280]

約数ペア:

[(1, 27220280), (2, 13610140), (4, 6805070), (5, 5444056), (8, 3402535), (10, 2722028), (20, 1361014), (40, 680507)]