20854875008

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:341

約数の個数: 256

約数和(自身を含む): 49228300800

約数和(自身を除く): 28373425792

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 41, 44, 46, 64, 82, 88, 92, 113, 128, 139, 164, 176, 184, 226, 253, 278, 328, 352, 368, 451, 452, 506, 556, 656, 704, 736, 902, 904, 943, 1012, 1112, 1243, 1312, 1408, 1472, 1529, 1804, 1808, 1886, 2024, 2224, 2486, 2599, 2624, 2944, 3058, 3197, 3608, 3616, 3772, 4048, 4448, 4633, 4972, 5198, 5248, 5699, 6116, 6394, 7216, 7232, 7544, 8096, 8896, 9266, 9944, 10373, 10396, 11398, 12232, 12788, 14432, 14464, 15088, 15707, 16192, 17792, 18532, 19888, 20746, 20792, 22796, 24464, 25576, 28589, 28864, 30176, 31414, 32384, 35167, 37064, 39776, 41492, 41584, 45592, 48928, 50963, 51152, 57178, 57728, 60352, 62689, 62828, 70334, 74128, 79552, 82984, 83168, 91184, 97856, 101926, 102304, 106559, 114356, 120704, 125378, 125656, 131077, 140668, 148256, 159104, 165968, 166336, 172777, 182368, 195712, 203852, 204608, 213118, 228712, 250756, 251312, 262154, 281336, 296512, 331936, 332672, 345554, 361261, 364736, 407704, 409216, 426236, 457424, 501512, 502624, 524308, 562672, 593024, 643987, 663872, 691108, 722522, 729472, 815408, 852472, 914848, 1003024, 1005248, 1048616, 1125344, 1172149, 1287974, 1327744, 1382216, 1441847, 1445044, 1630816, 1704944, 1829696, 2006048, 2010496, 2097232, 2250688, 2344298, 2575948, 2764432, 2883694, 2890088, 3261632, 3409888, 3659392, 3973871, 4012096, 4194464, 4501376, 4688596, 5151896, 5528864, 5767388, 5780176, 6523264, 6819776, 7083857, 7947742, 8024192, 8388928, 9377192, 10303792, 11057728, 11534776, 11560352, 13639552, 14167714, 14811701, 15895484, 16777856, 18754384, 20607584, 22115456, 23069552, 23120704, 28335428, 29623402, 31790968, 37508768, 41215168, 46139104, 46241408, 56670856, 59246804, 63581936, 75017536, 82430336, 92278208, 113341712, 118493608, 127163872, 150035072, 162928711, 184556416, 226683424, 236987216, 254327744, 325857422, 453366848, 473974432, 508655488, 651714844, 906733696, 947948864, 1303429688, 1895897728, 2606859376, 5213718752, 10427437504, 20854875008]

約数ペア:

[(1, 20854875008), (2, 10427437504), (4, 5213718752), (8, 2606859376), (11, 1895897728), (16, 1303429688), (22, 947948864), (23, 906733696), (32, 651714844), (41, 508655488), (44, 473974432), (46, 453366848), (64, 325857422), (82, 254327744), (88, 236987216), (92, 226683424), (113, 184556416), (128, 162928711), (139, 150035072), (164, 127163872), (176, 118493608), (184, 113341712), (226, 92278208), (253, 82430336), (278, 75017536), (328, 63581936), (352, 59246804), (368, 56670856), (451, 46241408), (452, 46139104), (506, 41215168), (556, 37508768), (656, 31790968), (704, 29623402), (736, 28335428), (902, 23120704), (904, 23069552), (943, 22115456), (1012, 20607584), (1112, 18754384), (1243, 16777856), (1312, 15895484), (1408, 14811701), (1472, 14167714), (1529, 13639552), (1804, 11560352), (1808, 11534776), (1886, 11057728), (2024, 10303792), (2224, 9377192), (2486, 8388928), (2599, 8024192), (2624, 7947742), (2944, 7083857), (3058, 6819776), (3197, 6523264), (3608, 5780176), (3616, 5767388), (3772, 5528864), (4048, 5151896), (4448, 4688596), (4633, 4501376), (4972, 4194464), (5198, 4012096), (5248, 3973871), (5699, 3659392), (6116, 3409888), (6394, 3261632), (7216, 2890088), (7232, 2883694), (7544, 2764432), (8096, 2575948), (8896, 2344298), (9266, 2250688), (9944, 2097232), (10373, 2010496), (10396, 2006048), (11398, 1829696), (12232, 1704944), (12788, 1630816), (14432, 1445044), (14464, 1441847), (15088, 1382216), (15707, 1327744), (16192, 1287974), (17792, 1172149), (18532, 1125344), (19888, 1048616), (20746, 1005248), (20792, 1003024), (22796, 914848), (24464, 852472), (25576, 815408), (28589, 729472), (28864, 722522), (30176, 691108), (31414, 663872), (32384, 643987), (35167, 593024), (37064, 562672), (39776, 524308), (41492, 502624), (41584, 501512), (45592, 457424), (48928, 426236), (50963, 409216), (51152, 407704), (57178, 364736), (57728, 361261), (60352, 345554), (62689, 332672), (62828, 331936), (70334, 296512), (74128, 281336), (79552, 262154), (82984, 251312), (83168, 250756), (91184, 228712), (97856, 213118), (101926, 204608), (102304, 203852), (106559, 195712), (114356, 182368), (120704, 172777), (125378, 166336), (125656, 165968), (131077, 159104), (140668, 148256)]