27954520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63533}}^1$

素因数の和:63555

約数の個数: 32

約数和(自身を含む): 68616720

約数和(自身を除く): 40662200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 63533, 127066, 254132, 317665, 508264, 635330, 698863, 1270660, 1397726, 2541320, 2795452, 3494315, 5590904, 6988630, 13977260, 27954520]

約数ペア:

[(1, 27954520), (2, 13977260), (4, 6988630), (5, 5590904), (8, 3494315), (10, 2795452), (11, 2541320), (20, 1397726), (22, 1270660), (40, 698863), (44, 635330), (55, 508264), (88, 317665), (110, 254132), (220, 127066), (440, 63533)]