87017480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197767}}^1$

素因数の和:197789

約数の個数: 32

約数和(自身を含む): 213589440

約数和(自身を除く): 126571960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 197767, 395534, 791068, 988835, 1582136, 1977670, 2175437, 3955340, 4350874, 7910680, 8701748, 10877185, 17403496, 21754370, 43508740, 87017480]

約数ペア:

[(1, 87017480), (2, 43508740), (4, 21754370), (5, 17403496), (8, 10877185), (10, 8701748), (11, 7910680), (20, 4350874), (22, 3955340), (40, 2175437), (44, 1977670), (55, 1582136), (88, 988835), (110, 791068), (220, 395534), (440, 197767)]