140503040

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13721}}^1$

素因数の和:13748

約数の個数: 48

約数和(自身を含む): 337149540

約数和(自身を除く): 196646500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 13721, 27442, 54884, 68605, 109768, 137210, 219536, 274420, 439072, 548840, 878144, 1097680, 1756288, 2195360, 3512576, 4390720, 7025152, 8781440, 14050304, 17562880, 28100608, 35125760, 70251520, 140503040]

約数ペア:

[(1, 140503040), (2, 70251520), (4, 35125760), (5, 28100608), (8, 17562880), (10, 14050304), (16, 8781440), (20, 7025152), (32, 4390720), (40, 3512576), (64, 2195360), (80, 1756288), (128, 1097680), (160, 878144), (256, 548840), (320, 439072), (512, 274420), (640, 219536), (1024, 137210), (1280, 109768), (2048, 68605), (2560, 54884), (5120, 27442), (10240, 13721)]