20131555840

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10069}}^1$

素因数の和:10174

約数の個数: 160

約数和(自身を含む): 53403546240

約数和(自身を除く): 33271990400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 128, 142, 160, 176, 220, 256, 284, 320, 352, 355, 440, 512, 568, 640, 704, 710, 781, 880, 1136, 1280, 1408, 1420, 1562, 1760, 2272, 2560, 2816, 2840, 3124, 3520, 3905, 4544, 5632, 5680, 6248, 7040, 7810, 9088, 10069, 11360, 12496, 14080, 15620, 18176, 20138, 22720, 24992, 28160, 31240, 36352, 40276, 45440, 49984, 50345, 62480, 80552, 90880, 99968, 100690, 110759, 124960, 161104, 181760, 199936, 201380, 221518, 249920, 322208, 399872, 402760, 443036, 499840, 553795, 644416, 714899, 805520, 886072, 999680, 1107590, 1288832, 1429798, 1611040, 1772144, 1999360, 2215180, 2577664, 2859596, 3222080, 3544288, 3574495, 4430360, 5155328, 5719192, 6444160, 7088576, 7148990, 7863889, 8860720, 11438384, 12888320, 14177152, 14297980, 15727778, 17721440, 22876768, 25776640, 28354304, 28595960, 31455556, 35442880, 39319445, 45753536, 56708608, 57191920, 62911112, 70885760, 78638890, 91507072, 114383840, 125822224, 141771520, 157277780, 183014144, 228767680, 251644448, 283543040, 314555560, 366028288, 457535360, 503288896, 629111120, 915070720, 1006577792, 1258222240, 1830141440, 2013155584, 2516444480, 4026311168, 5032888960, 10065777920, 20131555840]

約数ペア:

[(1, 20131555840), (2, 10065777920), (4, 5032888960), (5, 4026311168), (8, 2516444480), (10, 2013155584), (11, 1830141440), (16, 1258222240), (20, 1006577792), (22, 915070720), (32, 629111120), (40, 503288896), (44, 457535360), (55, 366028288), (64, 314555560), (71, 283543040), (80, 251644448), (88, 228767680), (110, 183014144), (128, 157277780), (142, 141771520), (160, 125822224), (176, 114383840), (220, 91507072), (256, 78638890), (284, 70885760), (320, 62911112), (352, 57191920), (355, 56708608), (440, 45753536), (512, 39319445), (568, 35442880), (640, 31455556), (704, 28595960), (710, 28354304), (781, 25776640), (880, 22876768), (1136, 17721440), (1280, 15727778), (1408, 14297980), (1420, 14177152), (1562, 12888320), (1760, 11438384), (2272, 8860720), (2560, 7863889), (2816, 7148990), (2840, 7088576), (3124, 6444160), (3520, 5719192), (3905, 5155328), (4544, 4430360), (5632, 3574495), (5680, 3544288), (6248, 3222080), (7040, 2859596), (7810, 2577664), (9088, 2215180), (10069, 1999360), (11360, 1772144), (12496, 1611040), (14080, 1429798), (15620, 1288832), (18176, 1107590), (20138, 999680), (22720, 886072), (24992, 805520), (28160, 714899), (31240, 644416), (36352, 553795), (40276, 499840), (45440, 443036), (49984, 402760), (50345, 399872), (62480, 322208), (80552, 249920), (90880, 221518), (99968, 201380), (100690, 199936), (110759, 181760), (124960, 161104)]