18040960

素因数分解:

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

素因数の和:4053

約数の個数: 64

約数和(自身を含む): 49302720

約数和(自身を除く): 31261760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4027, 4480, 8054, 16108, 20135, 28189, 32216, 40270, 56378, 64432, 80540, 112756, 128864, 140945, 161080, 225512, 257728, 281890, 322160, 451024, 515456, 563780, 644320, 902048, 1127560, 1288640, 1804096, 2255120, 2577280, 3608192, 4510240, 9020480, 18040960]

約数ペア:

[(1, 18040960), (2, 9020480), (4, 4510240), (5, 3608192), (7, 2577280), (8, 2255120), (10, 1804096), (14, 1288640), (16, 1127560), (20, 902048), (28, 644320), (32, 563780), (35, 515456), (40, 451024), (56, 322160), (64, 281890), (70, 257728), (80, 225512), (112, 161080), (128, 140945), (140, 128864), (160, 112756), (224, 80540), (280, 64432), (320, 56378), (448, 40270), (560, 32216), (640, 28189), (896, 20135), (1120, 16108), (2240, 8054), (4027, 4480)]