286660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1303}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 657216

約数和(自身を除く): 370556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1303, 2606, 5212, 6515, 13030, 14333, 26060, 28666, 57332, 71665, 143330, 286660]

約数ペア:

[(1, 286660), (2, 143330), (4, 71665), (5, 57332), (10, 28666), (11, 26060), (20, 14333), (22, 13030), (44, 6515), (55, 5212), (110, 2606), (220, 1303)]