55609180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{2089}}^1$

素因数の和:2131

約数の個数: 48

約数和(自身を含む): 128509920

約数和(自身を除く): 72900740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2089, 2420, 2662, 4178, 5324, 6655, 8356, 10445, 13310, 20890, 22979, 26620, 41780, 45958, 91916, 114895, 229790, 252769, 459580, 505538, 1011076, 1263845, 2527690, 2780459, 5055380, 5560918, 11121836, 13902295, 27804590, 55609180]

約数ペア:

[(1, 55609180), (2, 27804590), (4, 13902295), (5, 11121836), (10, 5560918), (11, 5055380), (20, 2780459), (22, 2527690), (44, 1263845), (55, 1011076), (110, 505538), (121, 459580), (220, 252769), (242, 229790), (484, 114895), (605, 91916), (1210, 45958), (1331, 41780), (2089, 26620), (2420, 22979), (2662, 20890), (4178, 13310), (5324, 10445), (6655, 8356)]