2018560005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4447}}^1$

素因数の和:4607

約数の個数: 96

約数和(自身を含む): 4396474368

約数和(自身を除く): 2377914363

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 131, 165, 231, 315, 385, 393, 495, 655, 693, 917, 1155, 1179, 1441, 1965, 2751, 3465, 4323, 4447, 4585, 5895, 7205, 8253, 10087, 12969, 13341, 13755, 21615, 22235, 30261, 31129, 40023, 41265, 48917, 50435, 64845, 66705, 90783, 93387, 146751, 151305, 155645, 200115, 244585, 280161, 342419, 440253, 453915, 466935, 582557, 733755, 1027257, 1400805, 1712095, 1747671, 2201265, 2912785, 3081771, 4077899, 5136285, 5243013, 6408127, 8738355, 12233697, 15408855, 19224381, 20389495, 26215065, 32040635, 36701091, 44856889, 57673143, 61168485, 96121905, 134570667, 183505455, 224284445, 288365715, 403712001, 672853335, 2018560005]

約数ペア:

[(1, 2018560005), (3, 672853335), (5, 403712001), (7, 288365715), (9, 224284445), (11, 183505455), (15, 134570667), (21, 96121905), (33, 61168485), (35, 57673143), (45, 44856889), (55, 36701091), (63, 32040635), (77, 26215065), (99, 20389495), (105, 19224381), (131, 15408855), (165, 12233697), (231, 8738355), (315, 6408127), (385, 5243013), (393, 5136285), (495, 4077899), (655, 3081771), (693, 2912785), (917, 2201265), (1155, 1747671), (1179, 1712095), (1441, 1400805), (1965, 1027257), (2751, 733755), (3465, 582557), (4323, 466935), (4447, 453915), (4585, 440253), (5895, 342419), (7205, 280161), (8253, 244585), (10087, 200115), (12969, 155645), (13341, 151305), (13755, 146751), (21615, 93387), (22235, 90783), (30261, 66705), (31129, 64845), (40023, 50435), (41265, 48917)]