20407325760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{2361959}}^1$

素因数の和:2361985

約数の個数: 112

約数和(自身を含む): 71992540800

約数和(自身を除く): 51585215040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 2361959, 4723918, 7085877, 9447836, 11809795, 14171754, 18895672, 21257631, 23619590, 28343508, 35429385, 37791344, 42515262, 47239180, 56687016, 63772893, 70858770, 75582688, 85030524, 94478360, 106288155, 113374032, 127545786, 141717540, 151165376, 170061048, 188956720, 212576310, 226748064, 255091572, 283435080, 318864465, 340122096, 377913440, 425152620, 453496128, 510183144, 566870160, 637728930, 680244192, 755826880, 850305240, 1020366288, 1133740320, 1275457860, 1360488384, 1700610480, 2040732576, 2267480640, 2550915720, 3401220960, 4081465152, 5101831440, 6802441920, 10203662880, 20407325760]

約数ペア:

[(1, 20407325760), (2, 10203662880), (3, 6802441920), (4, 5101831440), (5, 4081465152), (6, 3401220960), (8, 2550915720), (9, 2267480640), (10, 2040732576), (12, 1700610480), (15, 1360488384), (16, 1275457860), (18, 1133740320), (20, 1020366288), (24, 850305240), (27, 755826880), (30, 680244192), (32, 637728930), (36, 566870160), (40, 510183144), (45, 453496128), (48, 425152620), (54, 377913440), (60, 340122096), (64, 318864465), (72, 283435080), (80, 255091572), (90, 226748064), (96, 212576310), (108, 188956720), (120, 170061048), (135, 151165376), (144, 141717540), (160, 127545786), (180, 113374032), (192, 106288155), (216, 94478360), (240, 85030524), (270, 75582688), (288, 70858770), (320, 63772893), (360, 56687016), (432, 47239180), (480, 42515262), (540, 37791344), (576, 35429385), (720, 28343508), (864, 23619590), (960, 21257631), (1080, 18895672), (1440, 14171754), (1728, 11809795), (2160, 9447836), (2880, 7085877), (4320, 4723918), (8640, 2361959)]