79908620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8447}}^1$

素因数の和:8510

約数の個数: 48

約数和(自身を含む): 187342848

約数和(自身を除く): 107434228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 8447, 9460, 16894, 33788, 42235, 84470, 92917, 168940, 185834, 363221, 371668, 464585, 726442, 929170, 1452884, 1816105, 1858340, 3632210, 3995431, 7264420, 7990862, 15981724, 19977155, 39954310, 79908620]

約数ペア:

[(1, 79908620), (2, 39954310), (4, 19977155), (5, 15981724), (10, 7990862), (11, 7264420), (20, 3995431), (22, 3632210), (43, 1858340), (44, 1816105), (55, 1452884), (86, 929170), (110, 726442), (172, 464585), (215, 371668), (220, 363221), (430, 185834), (473, 168940), (860, 92917), (946, 84470), (1892, 42235), (2365, 33788), (4730, 16894), (8447, 9460)]