2080881198

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:639

約数の個数: 128

約数和(自身を含む): 5198307840

約数和(自身を除く): 3117426642

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 43, 54, 66, 86, 99, 129, 198, 257, 258, 297, 317, 387, 473, 514, 594, 634, 771, 774, 946, 951, 1161, 1419, 1542, 1902, 2313, 2322, 2827, 2838, 2853, 3487, 4257, 4626, 5654, 5706, 6939, 6974, 8481, 8514, 8559, 10461, 11051, 12771, 13631, 13878, 16962, 17118, 20922, 22102, 25443, 25542, 27262, 31383, 33153, 40893, 50886, 62766, 66306, 76329, 81469, 81786, 94149, 99459, 121561, 122679, 149941, 152658, 162938, 188298, 198918, 243122, 244407, 245358, 298377, 299882, 364683, 368037, 449823, 488814, 596754, 729366, 733221, 736074, 896159, 899646, 1094049, 1349469, 1466442, 1792318, 2188098, 2199663, 2688477, 2698938, 3282147, 3503167, 4048407, 4399326, 5376954, 6564294, 7006334, 8065431, 8096814, 10509501, 16130862, 21019002, 24196293, 31528503, 38534837, 48392586, 63057006, 77069674, 94585509, 115604511, 189171018, 231209022, 346813533, 693627066, 1040440599, 2080881198]

約数ペア:

[(1, 2080881198), (2, 1040440599), (3, 693627066), (6, 346813533), (9, 231209022), (11, 189171018), (18, 115604511), (22, 94585509), (27, 77069674), (33, 63057006), (43, 48392586), (54, 38534837), (66, 31528503), (86, 24196293), (99, 21019002), (129, 16130862), (198, 10509501), (257, 8096814), (258, 8065431), (297, 7006334), (317, 6564294), (387, 5376954), (473, 4399326), (514, 4048407), (594, 3503167), (634, 3282147), (771, 2698938), (774, 2688477), (946, 2199663), (951, 2188098), (1161, 1792318), (1419, 1466442), (1542, 1349469), (1902, 1094049), (2313, 899646), (2322, 896159), (2827, 736074), (2838, 733221), (2853, 729366), (3487, 596754), (4257, 488814), (4626, 449823), (5654, 368037), (5706, 364683), (6939, 299882), (6974, 298377), (8481, 245358), (8514, 244407), (8559, 243122), (10461, 198918), (11051, 188298), (12771, 162938), (13631, 152658), (13878, 149941), (16962, 122679), (17118, 121561), (20922, 99459), (22102, 94149), (25443, 81786), (25542, 81469), (27262, 76329), (31383, 66306), (33153, 62766), (40893, 50886)]