20653710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8941}}^1$

素因数の和:8969

約数の個数: 64

約数和(自身を含む): 61807104

約数和(自身を除く): 41153394

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, 8941, 17882, 26823, 44705, 53646, 62587, 89410, 98351, 125174, 134115, 187761, 196702, 268230, 295053, 312935, 375522, 491755, 590106, 625870, 688457, 938805, 983510, 1376914, 1475265, 1877610, 2065371, 2950530, 3442285, 4130742, 6884570, 10326855, 20653710]

約数ペア:

[(1, 20653710), (2, 10326855), (3, 6884570), (5, 4130742), (6, 3442285), (7, 2950530), (10, 2065371), (11, 1877610), (14, 1475265), (15, 1376914), (21, 983510), (22, 938805), (30, 688457), (33, 625870), (35, 590106), (42, 491755), (55, 375522), (66, 312935), (70, 295053), (77, 268230), (105, 196702), (110, 187761), (154, 134115), (165, 125174), (210, 98351), (231, 89410), (330, 62587), (385, 53646), (462, 44705), (770, 26823), (1155, 17882), (2310, 8941)]