2015771661520

素因数分解:

$2^4\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1187}}^1\times {\mathrm{19457}}^1$

素因数の和:21748

約数の個数: 80

約数和(自身を含む): 4695158115648

約数和(自身を除く): 2679386454128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1091, 1187, 2182, 2374, 4364, 4748, 5455, 5935, 8728, 9496, 10910, 11870, 17456, 18992, 19457, 21820, 23740, 38914, 43640, 47480, 77828, 87280, 94960, 97285, 155656, 194570, 311312, 389140, 778280, 1295017, 1556560, 2590034, 5180068, 6475085, 10360136, 12950170, 20720272, 21227587, 23095459, 25900340, 42455174, 46190918, 51800680, 84910348, 92381836, 103601360, 106137935, 115477295, 169820696, 184763672, 212275870, 230954590, 339641392, 369527344, 424551740, 461909180, 849103480, 923818360, 1698206960, 1847636720, 25197145769, 50394291538, 100788583076, 125985728845, 201577166152, 251971457690, 403154332304, 503942915380, 1007885830760, 2015771661520]

約数ペア:

[(1, 2015771661520), (2, 1007885830760), (4, 503942915380), (5, 403154332304), (8, 251971457690), (10, 201577166152), (16, 125985728845), (20, 100788583076), (40, 50394291538), (80, 25197145769), (1091, 1847636720), (1187, 1698206960), (2182, 923818360), (2374, 849103480), (4364, 461909180), (4748, 424551740), (5455, 369527344), (5935, 339641392), (8728, 230954590), (9496, 212275870), (10910, 184763672), (11870, 169820696), (17456, 115477295), (18992, 106137935), (19457, 103601360), (21820, 92381836), (23740, 84910348), (38914, 51800680), (43640, 46190918), (47480, 42455174), (77828, 25900340), (87280, 23095459), (94960, 21227587), (97285, 20720272), (155656, 12950170), (194570, 10360136), (311312, 6475085), (389140, 5180068), (778280, 2590034), (1295017, 1556560)]