2019204880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2011}}^1$

素因数の和:2205

約数の個数: 160

約数和(自身を含む): 5891908608

約数和(自身を除く): 3872703728

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 163, 176, 220, 280, 308, 326, 385, 440, 560, 616, 652, 770, 815, 880, 1141, 1232, 1304, 1540, 1630, 1793, 2011, 2282, 2608, 3080, 3260, 3586, 4022, 4564, 5705, 6160, 6520, 7172, 8044, 8965, 9128, 10055, 11410, 12551, 13040, 14077, 14344, 16088, 17930, 18256, 20110, 22121, 22820, 25102, 28154, 28688, 32176, 35860, 40220, 44242, 45640, 50204, 56308, 62755, 70385, 71720, 80440, 88484, 91280, 100408, 110605, 112616, 125510, 140770, 143440, 154847, 160880, 176968, 200816, 221210, 225232, 251020, 281540, 309694, 327793, 353936, 442420, 502040, 563080, 619388, 655586, 774235, 884840, 1004080, 1126160, 1238776, 1311172, 1548470, 1638965, 1769680, 2294551, 2477552, 2622344, 3096940, 3277930, 3605723, 4589102, 5244688, 6193880, 6555860, 7211446, 9178204, 11472755, 12387760, 13111720, 14422892, 18028615, 18356408, 22945510, 25240061, 26223440, 28845784, 36057230, 36712816, 45891020, 50480122, 57691568, 72114460, 91782040, 100960244, 126200305, 144228920, 183564080, 201920488, 252400610, 288457840, 403840976, 504801220, 1009602440, 2019204880]

約数ペア:

[(1, 2019204880), (2, 1009602440), (4, 504801220), (5, 403840976), (7, 288457840), (8, 252400610), (10, 201920488), (11, 183564080), (14, 144228920), (16, 126200305), (20, 100960244), (22, 91782040), (28, 72114460), (35, 57691568), (40, 50480122), (44, 45891020), (55, 36712816), (56, 36057230), (70, 28845784), (77, 26223440), (80, 25240061), (88, 22945510), (110, 18356408), (112, 18028615), (140, 14422892), (154, 13111720), (163, 12387760), (176, 11472755), (220, 9178204), (280, 7211446), (308, 6555860), (326, 6193880), (385, 5244688), (440, 4589102), (560, 3605723), (616, 3277930), (652, 3096940), (770, 2622344), (815, 2477552), (880, 2294551), (1141, 1769680), (1232, 1638965), (1304, 1548470), (1540, 1311172), (1630, 1238776), (1793, 1126160), (2011, 1004080), (2282, 884840), (2608, 774235), (3080, 655586), (3260, 619388), (3586, 563080), (4022, 502040), (4564, 442420), (5705, 353936), (6160, 327793), (6520, 309694), (7172, 281540), (8044, 251020), (8965, 225232), (9128, 221210), (10055, 200816), (11410, 176968), (12551, 160880), (13040, 154847), (14077, 143440), (14344, 140770), (16088, 125510), (17930, 112616), (18256, 110605), (20110, 100408), (22121, 91280), (22820, 88484), (25102, 80440), (28154, 71720), (28688, 70385), (32176, 62755), (35860, 56308), (40220, 50204), (44242, 45640)]