20123248530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8711363}}^1$

素因数の和:8711391

約数の個数: 64

約数和(自身を含む): 60212947968

約数和(自身を除く): 40089699438

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 8711363, 17422726, 26134089, 43556815, 52268178, 60979541, 87113630, 95824993, 121959082, 130670445, 182938623, 191649986, 261340890, 287474979, 304897705, 365877246, 479124965, 574949958, 609795410, 670774951, 914693115, 958249930, 1341549902, 1437374895, 1829386230, 2012324853, 2874749790, 3353874755, 4024649706, 6707749510, 10061624265, 20123248530]

約数ペア:

[(1, 20123248530), (2, 10061624265), (3, 6707749510), (5, 4024649706), (6, 3353874755), (7, 2874749790), (10, 2012324853), (11, 1829386230), (14, 1437374895), (15, 1341549902), (21, 958249930), (22, 914693115), (30, 670774951), (33, 609795410), (35, 574949958), (42, 479124965), (55, 365877246), (66, 304897705), (70, 287474979), (77, 261340890), (105, 191649986), (110, 182938623), (154, 130670445), (165, 121959082), (210, 95824993), (231, 87113630), (330, 60979541), (385, 52268178), (462, 43556815), (770, 26134089), (1155, 17422726), (2310, 8711363)]