1640746688

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2687}}^1$

素因数の和:2782

約数の個数: 112

約数和(自身を含む): 3932651520

約数和(自身を除く): 2291904832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 47, 56, 58, 64, 94, 112, 116, 188, 203, 224, 232, 329, 376, 406, 448, 464, 658, 752, 812, 928, 1316, 1363, 1504, 1624, 1856, 2632, 2687, 2726, 3008, 3248, 5264, 5374, 5452, 6496, 9541, 10528, 10748, 10904, 12992, 18809, 19082, 21056, 21496, 21808, 37618, 38164, 42992, 43616, 75236, 76328, 77923, 85984, 87232, 126289, 150472, 152656, 155846, 171968, 252578, 300944, 305312, 311692, 505156, 545461, 601888, 610624, 623384, 884023, 1010312, 1090922, 1203776, 1246768, 1768046, 2020624, 2181844, 2493536, 3536092, 3662381, 4041248, 4363688, 4987072, 7072184, 7324762, 8082496, 8727376, 14144368, 14649524, 17454752, 25636667, 28288736, 29299048, 34909504, 51273334, 56577472, 58598096, 102546668, 117196192, 205093336, 234392384, 410186672, 820373344, 1640746688]

約数ペア:

[(1, 1640746688), (2, 820373344), (4, 410186672), (7, 234392384), (8, 205093336), (14, 117196192), (16, 102546668), (28, 58598096), (29, 56577472), (32, 51273334), (47, 34909504), (56, 29299048), (58, 28288736), (64, 25636667), (94, 17454752), (112, 14649524), (116, 14144368), (188, 8727376), (203, 8082496), (224, 7324762), (232, 7072184), (329, 4987072), (376, 4363688), (406, 4041248), (448, 3662381), (464, 3536092), (658, 2493536), (752, 2181844), (812, 2020624), (928, 1768046), (1316, 1246768), (1363, 1203776), (1504, 1090922), (1624, 1010312), (1856, 884023), (2632, 623384), (2687, 610624), (2726, 601888), (3008, 545461), (3248, 505156), (5264, 311692), (5374, 305312), (5452, 300944), (6496, 252578), (9541, 171968), (10528, 155846), (10748, 152656), (10904, 150472), (12992, 126289), (18809, 87232), (19082, 85984), (21056, 77923), (21496, 76328), (21808, 75236), (37618, 43616), (38164, 42992)]