27807920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 160

約数和(自身を含む): 82280448

約数和(自身を除く): 54472528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 34, 35, 40, 46, 56, 68, 70, 80, 85, 92, 112, 115, 119, 127, 136, 140, 161, 170, 184, 230, 238, 254, 272, 280, 322, 340, 368, 391, 460, 476, 508, 560, 595, 635, 644, 680, 782, 805, 889, 920, 952, 1016, 1190, 1270, 1288, 1360, 1564, 1610, 1778, 1840, 1904, 1955, 2032, 2159, 2380, 2540, 2576, 2737, 2921, 3128, 3220, 3556, 3910, 4318, 4445, 4760, 5080, 5474, 5842, 6256, 6440, 7112, 7820, 8636, 8890, 9520, 10160, 10795, 10948, 11684, 12880, 13685, 14224, 14605, 15113, 15640, 17272, 17780, 20447, 21590, 21896, 23368, 27370, 29210, 30226, 31280, 34544, 35560, 40894, 43180, 43792, 46736, 49657, 54740, 58420, 60452, 71120, 75565, 81788, 86360, 99314, 102235, 109480, 116840, 120904, 151130, 163576, 172720, 198628, 204470, 218960, 233680, 241808, 248285, 302260, 327152, 347599, 397256, 408940, 496570, 604520, 695198, 794512, 817880, 993140, 1209040, 1390396, 1635760, 1737995, 1986280, 2780792, 3475990, 3972560, 5561584, 6951980, 13903960, 27807920]

約数ペア:

[(1, 27807920), (2, 13903960), (4, 6951980), (5, 5561584), (7, 3972560), (8, 3475990), (10, 2780792), (14, 1986280), (16, 1737995), (17, 1635760), (20, 1390396), (23, 1209040), (28, 993140), (34, 817880), (35, 794512), (40, 695198), (46, 604520), (56, 496570), (68, 408940), (70, 397256), (80, 347599), (85, 327152), (92, 302260), (112, 248285), (115, 241808), (119, 233680), (127, 218960), (136, 204470), (140, 198628), (161, 172720), (170, 163576), (184, 151130), (230, 120904), (238, 116840), (254, 109480), (272, 102235), (280, 99314), (322, 86360), (340, 81788), (368, 75565), (391, 71120), (460, 60452), (476, 58420), (508, 54740), (560, 49657), (595, 46736), (635, 43792), (644, 43180), (680, 40894), (782, 35560), (805, 34544), (889, 31280), (920, 30226), (952, 29210), (1016, 27370), (1190, 23368), (1270, 21896), (1288, 21590), (1360, 20447), (1564, 17780), (1610, 17272), (1778, 15640), (1840, 15113), (1904, 14605), (1955, 14224), (2032, 13685), (2159, 12880), (2380, 11684), (2540, 10948), (2576, 10795), (2737, 10160), (2921, 9520), (3128, 8890), (3220, 8636), (3556, 7820), (3910, 7112), (4318, 6440), (4445, 6256), (4760, 5842), (5080, 5474)]