201528820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{530339}}^1$

素因数の和:530367

約数の個数: 24

約数和(自身を含む): 445485600

約数和(自身を除く): 243956780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 530339, 1060678, 2121356, 2651695, 5303390, 10076441, 10606780, 20152882, 40305764, 50382205, 100764410, 201528820]

約数ペア:

[(1, 201528820), (2, 100764410), (4, 50382205), (5, 40305764), (10, 20152882), (19, 10606780), (20, 10076441), (38, 5303390), (76, 2651695), (95, 2121356), (190, 1060678), (380, 530339)]