7892920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4027}}^1$

素因数の和:4052

約数の個数: 48

約数和(自身を含む): 20663640

約数和(自身を除く): 12770720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4027, 8054, 16108, 20135, 28189, 32216, 40270, 56378, 80540, 112756, 140945, 161080, 197323, 225512, 281890, 394646, 563780, 789292, 986615, 1127560, 1578584, 1973230, 3946460, 7892920]

約数ペア:

[(1, 7892920), (2, 3946460), (4, 1973230), (5, 1578584), (7, 1127560), (8, 986615), (10, 789292), (14, 563780), (20, 394646), (28, 281890), (35, 225512), (40, 197323), (49, 161080), (56, 140945), (70, 112756), (98, 80540), (140, 56378), (196, 40270), (245, 32216), (280, 28189), (392, 20135), (490, 16108), (980, 8054), (1960, 4027)]