22071860

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2837}}^1$

素因数の和:3235

約数の個数: 24

約数和(自身を含む): 46486440

約数和(自身を除く): 24414580

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 2837, 3890, 5674, 7780, 11348, 14185, 28370, 56740, 1103593, 2207186, 4414372, 5517965, 11035930, 22071860]

約数ペア:

[(1, 22071860), (2, 11035930), (4, 5517965), (5, 4414372), (10, 2207186), (20, 1103593), (389, 56740), (778, 28370), (1556, 14185), (1945, 11348), (2837, 7780), (3890, 5674)]