20294710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 37810080

約数和(自身を除く): 17515370

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 433, 545, 866, 1090, 2165, 4330, 4687, 9374, 18619, 23435, 37238, 46870, 47197, 93095, 94394, 186190, 235985, 471970, 2029471, 4058942, 10147355, 20294710]

約数ペア:

[(1, 20294710), (2, 10147355), (5, 4058942), (10, 2029471), (43, 471970), (86, 235985), (109, 186190), (215, 94394), (218, 93095), (430, 47197), (433, 46870), (545, 37238), (866, 23435), (1090, 18619), (2165, 9374), (4330, 4687)]