19344640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 56512512

約数和(自身を除く): 37167872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 127, 128, 136, 140, 160, 170, 224, 238, 254, 256, 272, 280, 320, 340, 448, 476, 508, 544, 560, 595, 635, 640, 680, 889, 896, 952, 1016, 1088, 1120, 1190, 1270, 1280, 1360, 1778, 1792, 1904, 2032, 2159, 2176, 2240, 2380, 2540, 2720, 3556, 3808, 4064, 4318, 4352, 4445, 4480, 4760, 5080, 5440, 7112, 7616, 8128, 8636, 8890, 8960, 9520, 10160, 10795, 10880, 14224, 15113, 15232, 16256, 17272, 17780, 19040, 20320, 21590, 21760, 28448, 30226, 30464, 32512, 34544, 35560, 38080, 40640, 43180, 56896, 60452, 69088, 71120, 75565, 76160, 81280, 86360, 113792, 120904, 138176, 142240, 151130, 152320, 162560, 172720, 227584, 241808, 276352, 284480, 302260, 345440, 483616, 552704, 568960, 604520, 690880, 967232, 1137920, 1209040, 1381760, 1934464, 2418080, 2763520, 3868928, 4836160, 9672320, 19344640]

約数ペア:

[(1, 19344640), (2, 9672320), (4, 4836160), (5, 3868928), (7, 2763520), (8, 2418080), (10, 1934464), (14, 1381760), (16, 1209040), (17, 1137920), (20, 967232), (28, 690880), (32, 604520), (34, 568960), (35, 552704), (40, 483616), (56, 345440), (64, 302260), (68, 284480), (70, 276352), (80, 241808), (85, 227584), (112, 172720), (119, 162560), (127, 152320), (128, 151130), (136, 142240), (140, 138176), (160, 120904), (170, 113792), (224, 86360), (238, 81280), (254, 76160), (256, 75565), (272, 71120), (280, 69088), (320, 60452), (340, 56896), (448, 43180), (476, 40640), (508, 38080), (544, 35560), (560, 34544), (595, 32512), (635, 30464), (640, 30226), (680, 28448), (889, 21760), (896, 21590), (952, 20320), (1016, 19040), (1088, 17780), (1120, 17272), (1190, 16256), (1270, 15232), (1280, 15113), (1360, 14224), (1778, 10880), (1792, 10795), (1904, 10160), (2032, 9520), (2159, 8960), (2176, 8890), (2240, 8636), (2380, 8128), (2540, 7616), (2720, 7112), (3556, 5440), (3808, 5080), (4064, 4760), (4318, 4480), (4352, 4445)]