1920402848

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:647

約数の個数: 192

約数和(自身を含む): 4956360192

約数和(自身を除く): 3035957344

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 52, 53, 56, 91, 92, 104, 106, 112, 161, 182, 184, 208, 212, 224, 299, 322, 364, 368, 371, 416, 424, 541, 598, 644, 689, 728, 736, 742, 848, 1082, 1196, 1219, 1288, 1378, 1456, 1484, 1696, 2093, 2164, 2392, 2438, 2576, 2756, 2912, 2968, 3787, 4186, 4328, 4784, 4823, 4876, 5152, 5512, 5936, 7033, 7574, 8372, 8533, 8656, 9568, 9646, 9752, 11024, 11872, 12443, 14066, 15148, 15847, 16744, 17066, 17312, 19292, 19504, 22048, 24886, 28132, 28673, 30296, 31694, 33488, 34132, 38584, 39008, 49231, 49772, 56264, 57346, 60592, 63388, 66976, 68264, 77168, 87101, 98462, 99544, 110929, 112528, 114692, 121184, 126776, 136528, 154336, 161759, 174202, 196924, 199088, 200711, 221858, 225056, 229384, 253552, 273056, 323518, 348404, 372749, 393848, 398176, 401422, 443716, 458768, 507104, 647036, 659479, 696808, 745498, 787696, 802844, 887432, 917536, 1132313, 1294072, 1318958, 1393616, 1490996, 1575392, 1605688, 1774864, 2264626, 2588144, 2609243, 2637916, 2787232, 2981992, 3211376, 3549728, 4529252, 4616353, 5176288, 5218486, 5275832, 5963984, 6422752, 8573227, 9058504, 9232706, 10436972, 10551664, 11927968, 17146454, 18117008, 18465412, 20873944, 21103328, 34292908, 36234016, 36930824, 41747888, 60012589, 68585816, 73861648, 83495776, 120025178, 137171632, 147723296, 240050356, 274343264, 480100712, 960201424, 1920402848]

約数ペア:

[(1, 1920402848), (2, 960201424), (4, 480100712), (7, 274343264), (8, 240050356), (13, 147723296), (14, 137171632), (16, 120025178), (23, 83495776), (26, 73861648), (28, 68585816), (32, 60012589), (46, 41747888), (52, 36930824), (53, 36234016), (56, 34292908), (91, 21103328), (92, 20873944), (104, 18465412), (106, 18117008), (112, 17146454), (161, 11927968), (182, 10551664), (184, 10436972), (208, 9232706), (212, 9058504), (224, 8573227), (299, 6422752), (322, 5963984), (364, 5275832), (368, 5218486), (371, 5176288), (416, 4616353), (424, 4529252), (541, 3549728), (598, 3211376), (644, 2981992), (689, 2787232), (728, 2637916), (736, 2609243), (742, 2588144), (848, 2264626), (1082, 1774864), (1196, 1605688), (1219, 1575392), (1288, 1490996), (1378, 1393616), (1456, 1318958), (1484, 1294072), (1696, 1132313), (2093, 917536), (2164, 887432), (2392, 802844), (2438, 787696), (2576, 745498), (2756, 696808), (2912, 659479), (2968, 647036), (3787, 507104), (4186, 458768), (4328, 443716), (4784, 401422), (4823, 398176), (4876, 393848), (5152, 372749), (5512, 348404), (5936, 323518), (7033, 273056), (7574, 253552), (8372, 229384), (8533, 225056), (8656, 221858), (9568, 200711), (9646, 199088), (9752, 196924), (11024, 174202), (11872, 161759), (12443, 154336), (14066, 136528), (15148, 126776), (15847, 121184), (16744, 114692), (17066, 112528), (17312, 110929), (19292, 99544), (19504, 98462), (22048, 87101), (24886, 77168), (28132, 68264), (28673, 66976), (30296, 63388), (31694, 60592), (33488, 57346), (34132, 56264), (38584, 49772), (39008, 49231)]