2080971376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{691}}^1$

素因数の和:1022

約数の個数: 80

約数和(自身を含む): 4485355776

約数和(自身を除く): 2404384400

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 241, 284, 482, 568, 691, 781, 964, 1136, 1382, 1562, 1928, 2651, 2764, 3124, 3856, 5302, 5528, 6248, 7601, 10604, 11056, 12496, 15202, 17111, 21208, 30404, 34222, 42416, 49061, 60808, 68444, 98122, 121616, 136888, 166531, 188221, 196244, 273776, 333062, 376442, 392488, 539671, 666124, 752884, 784976, 1079342, 1332248, 1505768, 1831841, 2158684, 2664496, 3011536, 3663682, 4317368, 7327364, 8634736, 11823701, 14654728, 23647402, 29309456, 47294804, 94589608, 130060711, 189179216, 260121422, 520242844, 1040485688, 2080971376]

約数ペア:

[(1, 2080971376), (2, 1040485688), (4, 520242844), (8, 260121422), (11, 189179216), (16, 130060711), (22, 94589608), (44, 47294804), (71, 29309456), (88, 23647402), (142, 14654728), (176, 11823701), (241, 8634736), (284, 7327364), (482, 4317368), (568, 3663682), (691, 3011536), (781, 2664496), (964, 2158684), (1136, 1831841), (1382, 1505768), (1562, 1332248), (1928, 1079342), (2651, 784976), (2764, 752884), (3124, 666124), (3856, 539671), (5302, 392488), (5528, 376442), (6248, 333062), (7601, 273776), (10604, 196244), (11056, 188221), (12496, 166531), (15202, 136888), (17111, 121616), (21208, 98122), (30404, 68444), (34222, 60808), (42416, 49061)]