86662840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{196961}}^1$

素因数の和:196983

約数の個数: 32

約数和(自身を含む): 212718960

約数和(自身を除く): 126056120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 196961, 393922, 787844, 984805, 1575688, 1969610, 2166571, 3939220, 4333142, 7878440, 8666284, 10832855, 17332568, 21665710, 43331420, 86662840]

約数ペア:

[(1, 86662840), (2, 43331420), (4, 21665710), (5, 17332568), (8, 10832855), (10, 8666284), (11, 7878440), (20, 4333142), (22, 3939220), (40, 2166571), (44, 1969610), (55, 1575688), (88, 984805), (110, 787844), (220, 393922), (440, 196961)]