28147520

素因数分解:

$2^6\times 5^1\times {\mathrm{87961}}^1$

素因数の和:87978

約数の個数: 28

約数和(自身を含む): 67027044

約数和(自身を除く): 38879524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 87961, 175922, 351844, 439805, 703688, 879610, 1407376, 1759220, 2814752, 3518440, 5629504, 7036880, 14073760, 28147520]

約数ペア:

[(1, 28147520), (2, 14073760), (4, 7036880), (5, 5629504), (8, 3518440), (10, 2814752), (16, 1759220), (20, 1407376), (32, 879610), (40, 703688), (64, 439805), (80, 351844), (160, 175922), (320, 87961)]