20172835408

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{47}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:266

約数の個数: 180

約数和(自身を含む): 45225269460

約数和(自身を除く): 25052434052

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 53, 88, 89, 94, 106, 121, 176, 178, 188, 212, 242, 356, 376, 424, 484, 517, 583, 712, 752, 848, 968, 979, 1034, 1166, 1424, 1936, 1958, 2068, 2209, 2332, 2491, 3916, 4136, 4183, 4418, 4664, 4717, 4982, 5687, 6413, 7832, 8272, 8366, 8836, 9328, 9434, 9964, 10769, 11374, 12826, 15664, 16732, 17672, 18868, 19928, 21538, 22748, 24299, 25652, 27401, 33464, 35344, 37736, 39856, 43076, 45496, 46013, 48598, 51304, 51887, 54802, 66928, 75472, 86152, 90992, 92026, 97196, 102608, 103774, 109604, 117077, 172304, 184052, 194392, 196601, 207548, 219208, 221699, 234154, 267289, 301411, 368104, 388784, 393202, 415096, 438416, 443398, 468308, 506143, 534578, 570757, 602822, 736208, 786404, 830192, 886796, 936616, 1012286, 1069156, 1141514, 1205644, 1287847, 1572808, 1773592, 1873232, 2024572, 2138312, 2162611, 2283028, 2411288, 2438689, 2575694, 3145616, 3547184, 4049144, 4276624, 4325222, 4566056, 4822576, 4877378, 5151388, 8098288, 8650444, 9132112, 9754756, 10302776, 10419853, 14166317, 17300888, 19509512, 20605552, 20839706, 23788721, 26825579, 28332634, 34601776, 39019024, 41679412, 47577442, 53651158, 56665268, 83358824, 95154884, 107302316, 113330536, 114618383, 166717648, 190309768, 214604632, 226661072, 229236766, 380619536, 429209264, 458473532, 916947064, 1260802213, 1833894128, 2521604426, 5043208852, 10086417704, 20172835408]

約数ペア:

[(1, 20172835408), (2, 10086417704), (4, 5043208852), (8, 2521604426), (11, 1833894128), (16, 1260802213), (22, 916947064), (44, 458473532), (47, 429209264), (53, 380619536), (88, 229236766), (89, 226661072), (94, 214604632), (106, 190309768), (121, 166717648), (176, 114618383), (178, 113330536), (188, 107302316), (212, 95154884), (242, 83358824), (356, 56665268), (376, 53651158), (424, 47577442), (484, 41679412), (517, 39019024), (583, 34601776), (712, 28332634), (752, 26825579), (848, 23788721), (968, 20839706), (979, 20605552), (1034, 19509512), (1166, 17300888), (1424, 14166317), (1936, 10419853), (1958, 10302776), (2068, 9754756), (2209, 9132112), (2332, 8650444), (2491, 8098288), (3916, 5151388), (4136, 4877378), (4183, 4822576), (4418, 4566056), (4664, 4325222), (4717, 4276624), (4982, 4049144), (5687, 3547184), (6413, 3145616), (7832, 2575694), (8272, 2438689), (8366, 2411288), (8836, 2283028), (9328, 2162611), (9434, 2138312), (9964, 2024572), (10769, 1873232), (11374, 1773592), (12826, 1572808), (15664, 1287847), (16732, 1205644), (17672, 1141514), (18868, 1069156), (19928, 1012286), (21538, 936616), (22748, 886796), (24299, 830192), (25652, 786404), (27401, 736208), (33464, 602822), (35344, 570757), (37736, 534578), (39856, 506143), (43076, 468308), (45496, 443398), (46013, 438416), (48598, 415096), (51304, 393202), (51887, 388784), (54802, 368104), (66928, 301411), (75472, 267289), (86152, 234154), (90992, 221699), (92026, 219208), (97196, 207548), (102608, 196601), (103774, 194392), (109604, 184052), (117077, 172304)]