20091242080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{17467}}^1$

素因数の和:17581

約数の個数: 192

約数和(自身を含む): 59162019840

約数和(自身を除く): 39070777760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 79, 80, 91, 104, 112, 130, 140, 158, 160, 182, 208, 224, 260, 280, 316, 364, 395, 416, 455, 520, 553, 560, 632, 728, 790, 910, 1027, 1040, 1106, 1120, 1264, 1456, 1580, 1820, 2054, 2080, 2212, 2528, 2765, 2912, 3160, 3640, 4108, 4424, 5135, 5530, 6320, 7189, 7280, 8216, 8848, 10270, 11060, 12640, 14378, 14560, 16432, 17467, 17696, 20540, 22120, 28756, 32864, 34934, 35945, 41080, 44240, 57512, 69868, 71890, 82160, 87335, 88480, 115024, 122269, 139736, 143780, 164320, 174670, 227071, 230048, 244538, 279472, 287560, 349340, 454142, 489076, 558944, 575120, 611345, 698680, 908284, 978152, 1135355, 1150240, 1222690, 1379893, 1397360, 1589497, 1816568, 1956304, 2270710, 2445380, 2759786, 2794720, 3178994, 3633136, 3912608, 4541420, 4890760, 5519572, 6357988, 6899465, 7266272, 7947485, 9082840, 9659251, 9781520, 11039144, 12715976, 13798930, 15894970, 17938609, 18165680, 19318502, 19563040, 22078288, 25431952, 27597860, 31789940, 35877218, 36331360, 38637004, 44156576, 48296255, 50863904, 55195720, 63579880, 71754436, 77274008, 89693045, 96592510, 110391440, 125570263, 127159760, 143508872, 154548016, 179386090, 193185020, 220782880, 251140526, 254319520, 287017744, 309096032, 358772180, 386370040, 502281052, 574035488, 627851315, 717544360, 772740080, 1004562104, 1255702630, 1435088720, 1545480160, 2009124208, 2511405260, 2870177440, 4018248416, 5022810520, 10045621040, 20091242080]

約数ペア:

[(1, 20091242080), (2, 10045621040), (4, 5022810520), (5, 4018248416), (7, 2870177440), (8, 2511405260), (10, 2009124208), (13, 1545480160), (14, 1435088720), (16, 1255702630), (20, 1004562104), (26, 772740080), (28, 717544360), (32, 627851315), (35, 574035488), (40, 502281052), (52, 386370040), (56, 358772180), (65, 309096032), (70, 287017744), (79, 254319520), (80, 251140526), (91, 220782880), (104, 193185020), (112, 179386090), (130, 154548016), (140, 143508872), (158, 127159760), (160, 125570263), (182, 110391440), (208, 96592510), (224, 89693045), (260, 77274008), (280, 71754436), (316, 63579880), (364, 55195720), (395, 50863904), (416, 48296255), (455, 44156576), (520, 38637004), (553, 36331360), (560, 35877218), (632, 31789940), (728, 27597860), (790, 25431952), (910, 22078288), (1027, 19563040), (1040, 19318502), (1106, 18165680), (1120, 17938609), (1264, 15894970), (1456, 13798930), (1580, 12715976), (1820, 11039144), (2054, 9781520), (2080, 9659251), (2212, 9082840), (2528, 7947485), (2765, 7266272), (2912, 6899465), (3160, 6357988), (3640, 5519572), (4108, 4890760), (4424, 4541420), (5135, 3912608), (5530, 3633136), (6320, 3178994), (7189, 2794720), (7280, 2759786), (8216, 2445380), (8848, 2270710), (10270, 1956304), (11060, 1816568), (12640, 1589497), (14378, 1397360), (14560, 1379893), (16432, 1222690), (17467, 1150240), (17696, 1135355), (20540, 978152), (22120, 908284), (28756, 698680), (32864, 611345), (34934, 575120), (35945, 558944), (41080, 489076), (44240, 454142), (57512, 349340), (69868, 287560), (71890, 279472), (82160, 244538), (87335, 230048), (88480, 227071), (115024, 174670), (122269, 164320), (139736, 143780)]