2684278660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{97327}}^1$

素因数の和:97540

約数の個数: 48

約数和(自身を含む): 6475037184

約数和(自身を除く): 3790758524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2758, 3940, 5516, 6895, 13790, 27580, 97327, 194654, 389308, 486635, 681289, 973270, 1362578, 1946540, 2725156, 3406445, 6812890, 13625780, 19173419, 38346838, 76693676, 95867095, 134213933, 191734190, 268427866, 383468380, 536855732, 671069665, 1342139330, 2684278660]

約数ペア:

[(1, 2684278660), (2, 1342139330), (4, 671069665), (5, 536855732), (7, 383468380), (10, 268427866), (14, 191734190), (20, 134213933), (28, 95867095), (35, 76693676), (70, 38346838), (140, 19173419), (197, 13625780), (394, 6812890), (788, 3406445), (985, 2725156), (1379, 1946540), (1970, 1362578), (2758, 973270), (3940, 681289), (5516, 486635), (6895, 389308), (13790, 194654), (27580, 97327)]