13747520

素因数分解:

$2^6\times 5^1\times {\mathrm{42961}}^1$

素因数の和:42978

約数の個数: 28

約数和(自身を含む): 32737044

約数和(自身を除く): 18989524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 42961, 85922, 171844, 214805, 343688, 429610, 687376, 859220, 1374752, 1718440, 2749504, 3436880, 6873760, 13747520]

約数ペア:

[(1, 13747520), (2, 6873760), (4, 3436880), (5, 2749504), (8, 1718440), (10, 1374752), (16, 859220), (20, 687376), (32, 429610), (40, 343688), (64, 214805), (80, 171844), (160, 85922), (320, 42961)]