20640857184

素因数分解:

$2^5\times 3^3\times {\mathrm{29}}^1\times {\mathrm{823789}}^1$

素因数の和:823837

約数の個数: 96

約数和(自身を含む): 62278524000

約数和(自身を除く): 41637666816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 72, 87, 96, 108, 116, 144, 174, 216, 232, 261, 288, 348, 432, 464, 522, 696, 783, 864, 928, 1044, 1392, 1566, 2088, 2784, 3132, 4176, 6264, 8352, 12528, 25056, 823789, 1647578, 2471367, 3295156, 4942734, 6590312, 7414101, 9885468, 13180624, 14828202, 19770936, 22242303, 23889881, 26361248, 29656404, 39541872, 44484606, 47779762, 59312808, 71669643, 79083744, 88969212, 95559524, 118625616, 143339286, 177938424, 191119048, 215008929, 237251232, 286678572, 355876848, 382238096, 430017858, 573357144, 645026787, 711753696, 764476192, 860035716, 1146714288, 1290053574, 1720071432, 2293428576, 2580107148, 3440142864, 5160214296, 6880285728, 10320428592, 20640857184]

約数ペア:

[(1, 20640857184), (2, 10320428592), (3, 6880285728), (4, 5160214296), (6, 3440142864), (8, 2580107148), (9, 2293428576), (12, 1720071432), (16, 1290053574), (18, 1146714288), (24, 860035716), (27, 764476192), (29, 711753696), (32, 645026787), (36, 573357144), (48, 430017858), (54, 382238096), (58, 355876848), (72, 286678572), (87, 237251232), (96, 215008929), (108, 191119048), (116, 177938424), (144, 143339286), (174, 118625616), (216, 95559524), (232, 88969212), (261, 79083744), (288, 71669643), (348, 59312808), (432, 47779762), (464, 44484606), (522, 39541872), (696, 29656404), (783, 26361248), (864, 23889881), (928, 22242303), (1044, 19770936), (1392, 14828202), (1566, 13180624), (2088, 9885468), (2784, 7414101), (3132, 6590312), (4176, 4942734), (6264, 3295156), (8352, 2471367), (12528, 1647578), (25056, 823789)]