1897901488

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2281}}^1$

素因数の和:2355

約数の個数: 160

約数和(自身を含む): 4889687040

約数和(自身を除く): 2991785552

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 23, 28, 34, 38, 46, 56, 68, 76, 92, 112, 119, 133, 136, 152, 161, 184, 238, 266, 272, 304, 322, 323, 368, 391, 437, 476, 532, 644, 646, 782, 874, 952, 1064, 1288, 1292, 1564, 1748, 1904, 2128, 2261, 2281, 2576, 2584, 2737, 3059, 3128, 3496, 4522, 4562, 5168, 5474, 6118, 6256, 6992, 7429, 9044, 9124, 10948, 12236, 14858, 15967, 18088, 18248, 21896, 24472, 29716, 31934, 36176, 36496, 38777, 43339, 43792, 48944, 52003, 52463, 59432, 63868, 77554, 86678, 104006, 104926, 118864, 127736, 155108, 173356, 208012, 209852, 255472, 271439, 303373, 310216, 346712, 367241, 416024, 419704, 542878, 606746, 620432, 693424, 734482, 736763, 832048, 839408, 891871, 996797, 1085756, 1213492, 1468964, 1473526, 1783742, 1993594, 2171512, 2426984, 2937928, 2947052, 3567484, 3987188, 4343024, 4853968, 5157341, 5875856, 5894104, 6243097, 6977579, 7134968, 7974376, 10314682, 11788208, 12486194, 13955158, 14269936, 15948752, 16945549, 20629364, 24972388, 27910316, 33891098, 41258728, 49944776, 55820632, 67782196, 82517456, 99889552, 111641264, 118618843, 135564392, 237237686, 271128784, 474475372, 948950744, 1897901488]

約数ペア:

[(1, 1897901488), (2, 948950744), (4, 474475372), (7, 271128784), (8, 237237686), (14, 135564392), (16, 118618843), (17, 111641264), (19, 99889552), (23, 82517456), (28, 67782196), (34, 55820632), (38, 49944776), (46, 41258728), (56, 33891098), (68, 27910316), (76, 24972388), (92, 20629364), (112, 16945549), (119, 15948752), (133, 14269936), (136, 13955158), (152, 12486194), (161, 11788208), (184, 10314682), (238, 7974376), (266, 7134968), (272, 6977579), (304, 6243097), (322, 5894104), (323, 5875856), (368, 5157341), (391, 4853968), (437, 4343024), (476, 3987188), (532, 3567484), (644, 2947052), (646, 2937928), (782, 2426984), (874, 2171512), (952, 1993594), (1064, 1783742), (1288, 1473526), (1292, 1468964), (1564, 1213492), (1748, 1085756), (1904, 996797), (2128, 891871), (2261, 839408), (2281, 832048), (2576, 736763), (2584, 734482), (2737, 693424), (3059, 620432), (3128, 606746), (3496, 542878), (4522, 419704), (4562, 416024), (5168, 367241), (5474, 346712), (6118, 310216), (6256, 303373), (6992, 271439), (7429, 255472), (9044, 209852), (9124, 208012), (10948, 173356), (12236, 155108), (14858, 127736), (15967, 118864), (18088, 104926), (18248, 104006), (21896, 86678), (24472, 77554), (29716, 63868), (31934, 59432), (36176, 52463), (36496, 52003), (38777, 48944), (43339, 43792)]