2019205240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:334

約数の個数: 192

約数和(自身を含む): 5270400000

約数和(自身を除く): 3251194760

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 79, 95, 104, 130, 152, 158, 169, 190, 199, 247, 260, 316, 338, 380, 395, 398, 494, 520, 632, 676, 760, 790, 796, 845, 988, 995, 1027, 1235, 1352, 1501, 1580, 1592, 1690, 1976, 1990, 2054, 2470, 2587, 3002, 3160, 3211, 3380, 3781, 3980, 4108, 4940, 5135, 5174, 6004, 6422, 6760, 7505, 7562, 7960, 8216, 9880, 10270, 10348, 12008, 12844, 12935, 13351, 15010, 15124, 15721, 16055, 18905, 19513, 20540, 20696, 25688, 25870, 26702, 30020, 30248, 31442, 32110, 33631, 37810, 39026, 41080, 49153, 51740, 53404, 60040, 62884, 64220, 66755, 67262, 75620, 78052, 78605, 97565, 98306, 103480, 106808, 125768, 128440, 133510, 134524, 151240, 156104, 157210, 168155, 195130, 196612, 204373, 245765, 253669, 267020, 269048, 298699, 314420, 336310, 390260, 393224, 408746, 491530, 507338, 534040, 597398, 628840, 638989, 672620, 780520, 817492, 983060, 1014676, 1021865, 1194796, 1268345, 1277978, 1345240, 1493495, 1634984, 1966120, 2029352, 2043730, 2389592, 2536690, 2555956, 2656849, 2986990, 3194945, 3883087, 4087460, 5073380, 5111912, 5313698, 5973980, 6389890, 7766174, 8174920, 10146760, 10627396, 11947960, 12779780, 13284245, 15532348, 19415435, 21254792, 25559560, 26568490, 31064696, 38830870, 50480131, 53136980, 77661740, 100960262, 106273960, 155323480, 201920524, 252400655, 403841048, 504801310, 1009602620, 2019205240]

約数ペア:

[(1, 2019205240), (2, 1009602620), (4, 504801310), (5, 403841048), (8, 252400655), (10, 201920524), (13, 155323480), (19, 106273960), (20, 100960262), (26, 77661740), (38, 53136980), (40, 50480131), (52, 38830870), (65, 31064696), (76, 26568490), (79, 25559560), (95, 21254792), (104, 19415435), (130, 15532348), (152, 13284245), (158, 12779780), (169, 11947960), (190, 10627396), (199, 10146760), (247, 8174920), (260, 7766174), (316, 6389890), (338, 5973980), (380, 5313698), (395, 5111912), (398, 5073380), (494, 4087460), (520, 3883087), (632, 3194945), (676, 2986990), (760, 2656849), (790, 2555956), (796, 2536690), (845, 2389592), (988, 2043730), (995, 2029352), (1027, 1966120), (1235, 1634984), (1352, 1493495), (1501, 1345240), (1580, 1277978), (1592, 1268345), (1690, 1194796), (1976, 1021865), (1990, 1014676), (2054, 983060), (2470, 817492), (2587, 780520), (3002, 672620), (3160, 638989), (3211, 628840), (3380, 597398), (3781, 534040), (3980, 507338), (4108, 491530), (4940, 408746), (5135, 393224), (5174, 390260), (6004, 336310), (6422, 314420), (6760, 298699), (7505, 269048), (7562, 267020), (7960, 253669), (8216, 245765), (9880, 204373), (10270, 196612), (10348, 195130), (12008, 168155), (12844, 157210), (12935, 156104), (13351, 151240), (15010, 134524), (15124, 133510), (15721, 128440), (16055, 125768), (18905, 106808), (19513, 103480), (20540, 98306), (20696, 97565), (25688, 78605), (25870, 78052), (26702, 75620), (30020, 67262), (30248, 66755), (31442, 64220), (32110, 62884), (33631, 60040), (37810, 53404), (39026, 51740), (41080, 49153)]