2019348880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:873

約数の個数: 160

約数和(自身を含む): 5203238400

約数和(自身を除く): 3183889520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 61, 76, 80, 95, 116, 122, 145, 152, 190, 232, 244, 290, 304, 305, 380, 464, 488, 551, 580, 610, 751, 760, 976, 1102, 1159, 1160, 1220, 1502, 1520, 1769, 2204, 2318, 2320, 2440, 2755, 3004, 3538, 3755, 4408, 4636, 4880, 5510, 5795, 6008, 7076, 7510, 8816, 8845, 9272, 11020, 11590, 12016, 14152, 14269, 15020, 17690, 18544, 21779, 22040, 23180, 28304, 28538, 30040, 33611, 35380, 43558, 44080, 45811, 46360, 57076, 60080, 67222, 70760, 71345, 87116, 91622, 92720, 108895, 114152, 134444, 141520, 142690, 168055, 174232, 183244, 217790, 228304, 229055, 268888, 285380, 336110, 348464, 366488, 413801, 435580, 458110, 537776, 570760, 672220, 732976, 827602, 870409, 871160, 916220, 1141520, 1328519, 1344440, 1655204, 1740818, 1742320, 1832440, 2069005, 2657038, 2688880, 3310408, 3481636, 3664880, 4138010, 4352045, 5314076, 6620816, 6642595, 6963272, 8276020, 8704090, 10628152, 13285190, 13926544, 16552040, 17408180, 21256304, 25241861, 26570380, 33104080, 34816360, 50483722, 53140760, 69632720, 100967444, 106281520, 126209305, 201934888, 252418610, 403869776, 504837220, 1009674440, 2019348880]

約数ペア:

[(1, 2019348880), (2, 1009674440), (4, 504837220), (5, 403869776), (8, 252418610), (10, 201934888), (16, 126209305), (19, 106281520), (20, 100967444), (29, 69632720), (38, 53140760), (40, 50483722), (58, 34816360), (61, 33104080), (76, 26570380), (80, 25241861), (95, 21256304), (116, 17408180), (122, 16552040), (145, 13926544), (152, 13285190), (190, 10628152), (232, 8704090), (244, 8276020), (290, 6963272), (304, 6642595), (305, 6620816), (380, 5314076), (464, 4352045), (488, 4138010), (551, 3664880), (580, 3481636), (610, 3310408), (751, 2688880), (760, 2657038), (976, 2069005), (1102, 1832440), (1159, 1742320), (1160, 1740818), (1220, 1655204), (1502, 1344440), (1520, 1328519), (1769, 1141520), (2204, 916220), (2318, 871160), (2320, 870409), (2440, 827602), (2755, 732976), (3004, 672220), (3538, 570760), (3755, 537776), (4408, 458110), (4636, 435580), (4880, 413801), (5510, 366488), (5795, 348464), (6008, 336110), (7076, 285380), (7510, 268888), (8816, 229055), (8845, 228304), (9272, 217790), (11020, 183244), (11590, 174232), (12016, 168055), (14152, 142690), (14269, 141520), (15020, 134444), (17690, 114152), (18544, 108895), (21779, 92720), (22040, 91622), (23180, 87116), (28304, 71345), (28538, 70760), (30040, 67222), (33611, 60080), (35380, 57076), (43558, 46360), (44080, 45811)]