1654906380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{140009}}^1$

素因数の和:140218

約数の個数: 48

約数和(自身を含む): 4657292640

約数和(自身を除く): 3002386260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 5910, 11820, 140009, 280018, 420027, 560036, 700045, 840054, 1400090, 1680108, 2100135, 2800180, 4200270, 8400540, 27581773, 55163546, 82745319, 110327092, 137908865, 165490638, 275817730, 330981276, 413726595, 551635460, 827453190, 1654906380]

約数ペア:

[(1, 1654906380), (2, 827453190), (3, 551635460), (4, 413726595), (5, 330981276), (6, 275817730), (10, 165490638), (12, 137908865), (15, 110327092), (20, 82745319), (30, 55163546), (60, 27581773), (197, 8400540), (394, 4200270), (591, 2800180), (788, 2100135), (985, 1680108), (1182, 1400090), (1970, 840054), (2364, 700045), (2955, 560036), (3940, 420027), (5910, 280018), (11820, 140009)]