86880860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{709}}^1$

素因数の和:1286

約数の個数: 48

約数和(自身を含む): 199674720

約数和(自身を除く): 112793860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 557, 709, 1114, 1418, 2228, 2785, 2836, 3545, 5570, 6127, 7090, 7799, 11140, 12254, 14180, 15598, 24508, 30635, 31196, 38995, 61270, 77990, 122540, 155980, 394913, 789826, 1579652, 1974565, 3949130, 4344043, 7898260, 8688086, 17376172, 21720215, 43440430, 86880860]

約数ペア:

[(1, 86880860), (2, 43440430), (4, 21720215), (5, 17376172), (10, 8688086), (11, 7898260), (20, 4344043), (22, 3949130), (44, 1974565), (55, 1579652), (110, 789826), (220, 394913), (557, 155980), (709, 122540), (1114, 77990), (1418, 61270), (2228, 38995), (2785, 31196), (2836, 30635), (3545, 24508), (5570, 15598), (6127, 14180), (7090, 12254), (7799, 11140)]