1123968340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1531}}^1$

素因数の和:1669

約数の個数: 96

約数和(自身を含む): 2668474368

約数和(自身を除く): 1544506028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 71, 94, 110, 142, 188, 220, 235, 284, 355, 470, 517, 710, 781, 940, 1034, 1420, 1531, 1562, 2068, 2585, 3062, 3124, 3337, 3905, 5170, 6124, 6674, 7655, 7810, 10340, 13348, 15310, 15620, 16685, 16841, 30620, 33370, 33682, 36707, 66740, 67364, 71957, 73414, 84205, 108701, 143914, 146828, 168410, 183535, 217402, 287828, 336820, 359785, 367070, 434804, 543505, 719570, 734140, 791527, 1087010, 1195711, 1439140, 1583054, 2174020, 2391422, 3166108, 3957635, 4782844, 5108947, 5978555, 7915270, 10217894, 11957110, 15830540, 20435788, 23914220, 25544735, 51089470, 56198417, 102178940, 112396834, 224793668, 280992085, 561984170, 1123968340]

約数ペア:

[(1, 1123968340), (2, 561984170), (4, 280992085), (5, 224793668), (10, 112396834), (11, 102178940), (20, 56198417), (22, 51089470), (44, 25544735), (47, 23914220), (55, 20435788), (71, 15830540), (94, 11957110), (110, 10217894), (142, 7915270), (188, 5978555), (220, 5108947), (235, 4782844), (284, 3957635), (355, 3166108), (470, 2391422), (517, 2174020), (710, 1583054), (781, 1439140), (940, 1195711), (1034, 1087010), (1420, 791527), (1531, 734140), (1562, 719570), (2068, 543505), (2585, 434804), (3062, 367070), (3124, 359785), (3337, 336820), (3905, 287828), (5170, 217402), (6124, 183535), (6674, 168410), (7655, 146828), (7810, 143914), (10340, 108701), (13348, 84205), (15310, 73414), (15620, 71957), (16685, 67364), (16841, 66740), (30620, 36707), (33370, 33682)]