77642260

素因数分解:

$2^2\times 5^1\times {\mathrm{1759}}^1\times {\mathrm{2207}}^1$

素因数の和:3975

約数の個数: 24

約数和(自身を含む): 163215360

約数和(自身を除く): 85573100

約数列:

[1, 2, 4, 5, 10, 20, 1759, 2207, 3518, 4414, 7036, 8795, 8828, 11035, 17590, 22070, 35180, 44140, 3882113, 7764226, 15528452, 19410565, 38821130, 77642260]

約数ペア:

[(1, 77642260), (2, 38821130), (4, 19410565), (5, 15528452), (10, 7764226), (20, 3882113), (1759, 44140), (2207, 35180), (3518, 22070), (4414, 17590), (7036, 11035), (8795, 8828)]