26660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 24

約数和(自身を含む): 59136

約数和(自身を除く): 32476

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 5332, 6665, 13330, 26660]

約数ペア:

[(1, 26660), (2, 13330), (4, 6665), (5, 5332), (10, 2666), (20, 1333), (31, 860), (43, 620), (62, 430), (86, 310), (124, 215), (155, 172)]