28876160

素因数分解:

$2^7\times 5^1\times {\mathrm{45119}}^1$

素因数の和:45138

約数の個数: 32

約数和(自身を含む): 69033600

約数和(自身を除く): 40157440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 45119, 90238, 180476, 225595, 360952, 451190, 721904, 902380, 1443808, 1804760, 2887616, 3609520, 5775232, 7219040, 14438080, 28876160]

約数ペア:

[(1, 28876160), (2, 14438080), (4, 7219040), (5, 5775232), (8, 3609520), (10, 2887616), (16, 1804760), (20, 1443808), (32, 902380), (40, 721904), (64, 451190), (80, 360952), (128, 225595), (160, 180476), (320, 90238), (640, 45119)]