20970380

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2857}}^1$

素因数の和:3233

約数の個数: 24

約数和(自身を含む): 44173248

約数和(自身を除く): 23202868

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1468, 1835, 2857, 3670, 5714, 7340, 11428, 14285, 28570, 57140, 1048519, 2097038, 4194076, 5242595, 10485190, 20970380]

約数ペア:

[(1, 20970380), (2, 10485190), (4, 5242595), (5, 4194076), (10, 2097038), (20, 1048519), (367, 57140), (734, 28570), (1468, 14285), (1835, 11428), (2857, 7340), (3670, 5714)]