25852940

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3323}}^1$

素因数の和:3721

約数の個数: 24

約数和(自身を含む): 54447120

約数和(自身を除く): 28594180

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3323, 3890, 6646, 7780, 13292, 16615, 33230, 66460, 1292647, 2585294, 5170588, 6463235, 12926470, 25852940]

約数ペア:

[(1, 25852940), (2, 12926470), (4, 6463235), (5, 5170588), (10, 2585294), (20, 1292647), (389, 66460), (778, 33230), (1556, 16615), (1945, 13292), (3323, 7780), (3890, 6646)]