19103616440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7829351}}^1$

素因数の和:7829423

約数の個数: 32

約数和(自身を含む): 43687784160

約数和(自身を除く): 24584167720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 7829351, 15658702, 31317404, 39146755, 62634808, 78293510, 156587020, 313174040, 477590411, 955180822, 1910361644, 2387952055, 3820723288, 4775904110, 9551808220, 19103616440]

約数ペア:

[(1, 19103616440), (2, 9551808220), (4, 4775904110), (5, 3820723288), (8, 2387952055), (10, 1910361644), (20, 955180822), (40, 477590411), (61, 313174040), (122, 156587020), (244, 78293510), (305, 62634808), (488, 39146755), (610, 31317404), (1220, 15658702), (2440, 7829351)]