2893859080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2281}}^1$

素因数の和:2519

約数の個数: 128

約数和(自身を含む): 7807726080

約数和(自身を除く): 4913867000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 197, 230, 280, 322, 394, 460, 644, 788, 805, 920, 985, 1288, 1379, 1576, 1610, 1970, 2281, 2758, 3220, 3940, 4531, 4562, 5516, 6440, 6895, 7880, 9062, 9124, 11032, 11405, 13790, 15967, 18124, 18248, 22655, 22810, 27580, 31717, 31934, 36248, 45310, 45620, 52463, 55160, 63434, 63868, 79835, 90620, 91240, 104926, 126868, 127736, 158585, 159670, 181240, 209852, 253736, 262315, 317170, 319340, 367241, 419704, 449357, 524630, 634340, 638680, 734482, 898714, 1049260, 1268680, 1468964, 1797428, 1836205, 2098520, 2246785, 2937928, 3145499, 3594856, 3672410, 4493570, 6290998, 7344820, 8987140, 10335211, 12581996, 14689640, 15727495, 17974280, 20670422, 25163992, 31454990, 41340844, 51676055, 62909980, 72346477, 82681688, 103352110, 125819960, 144692954, 206704220, 289385908, 361732385, 413408440, 578771816, 723464770, 1446929540, 2893859080]

約数ペア:

[(1, 2893859080), (2, 1446929540), (4, 723464770), (5, 578771816), (7, 413408440), (8, 361732385), (10, 289385908), (14, 206704220), (20, 144692954), (23, 125819960), (28, 103352110), (35, 82681688), (40, 72346477), (46, 62909980), (56, 51676055), (70, 41340844), (92, 31454990), (115, 25163992), (140, 20670422), (161, 17974280), (184, 15727495), (197, 14689640), (230, 12581996), (280, 10335211), (322, 8987140), (394, 7344820), (460, 6290998), (644, 4493570), (788, 3672410), (805, 3594856), (920, 3145499), (985, 2937928), (1288, 2246785), (1379, 2098520), (1576, 1836205), (1610, 1797428), (1970, 1468964), (2281, 1268680), (2758, 1049260), (3220, 898714), (3940, 734482), (4531, 638680), (4562, 634340), (5516, 524630), (6440, 449357), (6895, 419704), (7880, 367241), (9062, 319340), (9124, 317170), (11032, 262315), (11405, 253736), (13790, 209852), (15967, 181240), (18124, 159670), (18248, 158585), (22655, 127736), (22810, 126868), (27580, 104926), (31717, 91240), (31934, 90620), (36248, 79835), (45310, 63868), (45620, 63434), (52463, 55160)]