28147040

素因数分解:

$2^5\times 5^1\times {\mathrm{175919}}^1$

素因数の和:175934

約数の個数: 24

約数和(自身を含む): 66497760

約数和(自身を除く): 38350720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 175919, 351838, 703676, 879595, 1407352, 1759190, 2814704, 3518380, 5629408, 7036760, 14073520, 28147040]

約数ペア:

[(1, 28147040), (2, 14073520), (4, 7036760), (5, 5629408), (8, 3518380), (10, 2814704), (16, 1759190), (20, 1407352), (32, 879595), (40, 703676), (80, 351838), (160, 175919)]