20920966080

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{3113239}}^1$

素因数の和:3113266

約数の個数: 112

約数和(自身を含む): 75913244160

約数和(自身を除く): 54992278080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 3113239, 6226478, 9339717, 12452956, 15566195, 18679434, 21792673, 24905912, 31132390, 37358868, 43585346, 46698585, 49811824, 62264780, 65378019, 74717736, 87170692, 93397170, 99623648, 108963365, 124529560, 130756038, 149435472, 174341384, 186794340, 199247296, 217926730, 249059120, 261512076, 298870944, 326890095, 348682768, 373588680, 435853460, 498118240, 523024152, 597741888, 653780190, 697365536, 747177360, 871706920, 996236480, 1046048304, 1307560380, 1394731072, 1494354720, 1743413840, 2092096608, 2615120760, 2988709440, 3486827680, 4184193216, 5230241520, 6973655360, 10460483040, 20920966080]

約数ペア:

[(1, 20920966080), (2, 10460483040), (3, 6973655360), (4, 5230241520), (5, 4184193216), (6, 3486827680), (7, 2988709440), (8, 2615120760), (10, 2092096608), (12, 1743413840), (14, 1494354720), (15, 1394731072), (16, 1307560380), (20, 1046048304), (21, 996236480), (24, 871706920), (28, 747177360), (30, 697365536), (32, 653780190), (35, 597741888), (40, 523024152), (42, 498118240), (48, 435853460), (56, 373588680), (60, 348682768), (64, 326890095), (70, 298870944), (80, 261512076), (84, 249059120), (96, 217926730), (105, 199247296), (112, 186794340), (120, 174341384), (140, 149435472), (160, 130756038), (168, 124529560), (192, 108963365), (210, 99623648), (224, 93397170), (240, 87170692), (280, 74717736), (320, 65378019), (336, 62264780), (420, 49811824), (448, 46698585), (480, 43585346), (560, 37358868), (672, 31132390), (840, 24905912), (960, 21792673), (1120, 18679434), (1344, 15566195), (1680, 12452956), (2240, 9339717), (3360, 6226478), (6720, 3113239)]