9916980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{839}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 27941760

約数和(自身を除く): 18024780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 839, 985, 1182, 1678, 1970, 2364, 2517, 2955, 3356, 3940, 4195, 5034, 5910, 8390, 10068, 11820, 12585, 16780, 25170, 50340, 165283, 330566, 495849, 661132, 826415, 991698, 1652830, 1983396, 2479245, 3305660, 4958490, 9916980]

約数ペア:

[(1, 9916980), (2, 4958490), (3, 3305660), (4, 2479245), (5, 1983396), (6, 1652830), (10, 991698), (12, 826415), (15, 661132), (20, 495849), (30, 330566), (60, 165283), (197, 50340), (394, 25170), (591, 16780), (788, 12585), (839, 11820), (985, 10068), (1182, 8390), (1678, 5910), (1970, 5034), (2364, 4195), (2517, 3940), (2955, 3356)]