8005580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36389}}^1$

素因数の和:36409

約数の個数: 24

約数和(自身を含む): 18340560

約数和(自身を除く): 10334980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 36389, 72778, 145556, 181945, 363890, 400279, 727780, 800558, 1601116, 2001395, 4002790, 8005580]

約数ペア:

[(1, 8005580), (2, 4002790), (4, 2001395), (5, 1601116), (10, 800558), (11, 727780), (20, 400279), (22, 363890), (44, 181945), (55, 145556), (110, 72778), (220, 36389)]