68981660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313553}}^1$

素因数の和:313573

約数の個数: 24

約数和(自身を含む): 158031216

約数和(自身を除く): 89049556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 313553, 627106, 1254212, 1567765, 3135530, 3449083, 6271060, 6898166, 13796332, 17245415, 34490830, 68981660]

約数ペア:

[(1, 68981660), (2, 34490830), (4, 17245415), (5, 13796332), (10, 6898166), (11, 6271060), (20, 3449083), (22, 3135530), (44, 1567765), (55, 1254212), (110, 627106), (220, 313553)]