1689307840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{10211}}^1$

素因数の和:10286

約数の個数: 112

約数和(自身を含む): 4482169344

約数和(自身を除く): 2792861504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 64, 80, 88, 94, 110, 160, 176, 188, 220, 235, 320, 352, 376, 440, 470, 517, 704, 752, 880, 940, 1034, 1504, 1760, 1880, 2068, 2585, 3008, 3520, 3760, 4136, 5170, 7520, 8272, 10211, 10340, 15040, 16544, 20422, 20680, 33088, 40844, 41360, 51055, 81688, 82720, 102110, 112321, 163376, 165440, 204220, 224642, 326752, 408440, 449284, 479917, 561605, 653504, 816880, 898568, 959834, 1123210, 1633760, 1797136, 1919668, 2246420, 2399585, 3267520, 3594272, 3839336, 4492840, 4799170, 5279087, 7188544, 7678672, 8985680, 9598340, 10558174, 15357344, 17971360, 19196680, 21116348, 26395435, 30714688, 35942720, 38393360, 42232696, 52790870, 76786720, 84465392, 105581740, 153573440, 168930784, 211163480, 337861568, 422326960, 844653920, 1689307840]

約数ペア:

[(1, 1689307840), (2, 844653920), (4, 422326960), (5, 337861568), (8, 211163480), (10, 168930784), (11, 153573440), (16, 105581740), (20, 84465392), (22, 76786720), (32, 52790870), (40, 42232696), (44, 38393360), (47, 35942720), (55, 30714688), (64, 26395435), (80, 21116348), (88, 19196680), (94, 17971360), (110, 15357344), (160, 10558174), (176, 9598340), (188, 8985680), (220, 7678672), (235, 7188544), (320, 5279087), (352, 4799170), (376, 4492840), (440, 3839336), (470, 3594272), (517, 3267520), (704, 2399585), (752, 2246420), (880, 1919668), (940, 1797136), (1034, 1633760), (1504, 1123210), (1760, 959834), (1880, 898568), (2068, 816880), (2585, 653504), (3008, 561605), (3520, 479917), (3760, 449284), (4136, 408440), (5170, 326752), (7520, 224642), (8272, 204220), (10211, 165440), (10340, 163376), (15040, 112321), (16544, 102110), (20422, 82720), (20680, 81688), (33088, 51055), (40844, 41360)]