19840897760

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1481}}^1$

素因数の和:1637

約数の個数: 192

約数和(自身を含む): 50408676864

約数和(自身を除く): 30567779104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 73, 74, 80, 124, 146, 148, 155, 160, 185, 248, 292, 296, 310, 365, 370, 496, 584, 592, 620, 730, 740, 992, 1147, 1168, 1184, 1240, 1460, 1480, 1481, 2263, 2294, 2336, 2480, 2701, 2920, 2960, 2962, 4526, 4588, 4960, 5402, 5735, 5840, 5920, 5924, 7405, 9052, 9176, 10804, 11315, 11470, 11680, 11848, 13505, 14810, 18104, 18352, 21608, 22630, 22940, 23696, 27010, 29620, 36208, 36704, 43216, 45260, 45880, 45911, 47392, 54020, 54797, 59240, 72416, 83731, 86432, 90520, 91760, 91822, 108040, 108113, 109594, 118480, 167462, 181040, 183520, 183644, 216080, 216226, 219188, 229555, 236960, 273985, 334924, 362080, 367288, 418655, 432160, 432452, 438376, 459110, 540565, 547970, 669848, 734576, 837310, 864904, 876752, 918220, 1081130, 1095940, 1339696, 1469152, 1674620, 1698707, 1729808, 1753504, 1836440, 2162260, 2191880, 2679392, 3349240, 3351503, 3397414, 3459616, 3672880, 4000181, 4324520, 4383760, 6698480, 6703006, 6794828, 7345760, 8000362, 8493535, 8649040, 8767520, 13396960, 13406012, 13589656, 16000724, 16757515, 16987070, 17298080, 20000905, 26812024, 27179312, 32001448, 33515030, 33974140, 40001810, 53624048, 54358624, 64002896, 67030060, 67948280, 80003620, 107248096, 124005611, 128005792, 134060120, 135896560, 160007240, 248011222, 268120240, 271793120, 320014480, 496022444, 536240480, 620028055, 640028960, 992044888, 1240056110, 1984089776, 2480112220, 3968179552, 4960224440, 9920448880, 19840897760]

約数ペア:

[(1, 19840897760), (2, 9920448880), (4, 4960224440), (5, 3968179552), (8, 2480112220), (10, 1984089776), (16, 1240056110), (20, 992044888), (31, 640028960), (32, 620028055), (37, 536240480), (40, 496022444), (62, 320014480), (73, 271793120), (74, 268120240), (80, 248011222), (124, 160007240), (146, 135896560), (148, 134060120), (155, 128005792), (160, 124005611), (185, 107248096), (248, 80003620), (292, 67948280), (296, 67030060), (310, 64002896), (365, 54358624), (370, 53624048), (496, 40001810), (584, 33974140), (592, 33515030), (620, 32001448), (730, 27179312), (740, 26812024), (992, 20000905), (1147, 17298080), (1168, 16987070), (1184, 16757515), (1240, 16000724), (1460, 13589656), (1480, 13406012), (1481, 13396960), (2263, 8767520), (2294, 8649040), (2336, 8493535), (2480, 8000362), (2701, 7345760), (2920, 6794828), (2960, 6703006), (2962, 6698480), (4526, 4383760), (4588, 4324520), (4960, 4000181), (5402, 3672880), (5735, 3459616), (5840, 3397414), (5920, 3351503), (5924, 3349240), (7405, 2679392), (9052, 2191880), (9176, 2162260), (10804, 1836440), (11315, 1753504), (11470, 1729808), (11680, 1698707), (11848, 1674620), (13505, 1469152), (14810, 1339696), (18104, 1095940), (18352, 1081130), (21608, 918220), (22630, 876752), (22940, 864904), (23696, 837310), (27010, 734576), (29620, 669848), (36208, 547970), (36704, 540565), (43216, 459110), (45260, 438376), (45880, 432452), (45911, 432160), (47392, 418655), (54020, 367288), (54797, 362080), (59240, 334924), (72416, 273985), (83731, 236960), (86432, 229555), (90520, 219188), (91760, 216226), (91822, 216080), (108040, 183644), (108113, 183520), (109594, 181040), (118480, 167462)]