55975480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127217}}^1$

素因数の和:127239

約数の個数: 32

約数和(自身を含む): 137395440

約数和(自身を除く): 81419960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 127217, 254434, 508868, 636085, 1017736, 1272170, 1399387, 2544340, 2798774, 5088680, 5597548, 6996935, 11195096, 13993870, 27987740, 55975480]

約数ペア:

[(1, 55975480), (2, 27987740), (4, 13993870), (5, 11195096), (8, 6996935), (10, 5597548), (11, 5088680), (20, 2798774), (22, 2544340), (40, 1399387), (44, 1272170), (55, 1017736), (88, 636085), (110, 508868), (220, 254434), (440, 127217)]