2145587840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{304771}}^1$

素因数の和:304801

約数の個数: 64

約数和(自身を含む): 5595613920

約数和(自身を除く): 3450026080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 304771, 609542, 1219084, 1523855, 2438168, 3047710, 3352481, 4876336, 6095420, 6704962, 9752672, 12190840, 13409924, 16762405, 19505344, 24381680, 26819848, 33524810, 39010688, 48763360, 53639696, 67049620, 97526720, 107279392, 134099240, 195053440, 214558784, 268198480, 429117568, 536396960, 1072793920, 2145587840]

約数ペア:

[(1, 2145587840), (2, 1072793920), (4, 536396960), (5, 429117568), (8, 268198480), (10, 214558784), (11, 195053440), (16, 134099240), (20, 107279392), (22, 97526720), (32, 67049620), (40, 53639696), (44, 48763360), (55, 39010688), (64, 33524810), (80, 26819848), (88, 24381680), (110, 19505344), (128, 16762405), (160, 13409924), (176, 12190840), (220, 9752672), (320, 6704962), (352, 6095420), (440, 4876336), (640, 3352481), (704, 3047710), (880, 2438168), (1408, 1523855), (1760, 1219084), (3520, 609542), (7040, 304771)]