8618060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 20224512

約数和(自身を除く): 11606452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 911, 946, 1822, 1892, 2365, 3644, 4555, 4730, 9110, 9460, 10021, 18220, 20042, 39173, 40084, 50105, 78346, 100210, 156692, 195865, 200420, 391730, 430903, 783460, 861806, 1723612, 2154515, 4309030, 8618060]

約数ペア:

[(1, 8618060), (2, 4309030), (4, 2154515), (5, 1723612), (10, 861806), (11, 783460), (20, 430903), (22, 391730), (43, 200420), (44, 195865), (55, 156692), (86, 100210), (110, 78346), (172, 50105), (215, 40084), (220, 39173), (430, 20042), (473, 18220), (860, 10021), (911, 9460), (946, 9110), (1822, 4730), (1892, 4555), (2365, 3644)]