28585940

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{4049}}^1$

素因数の和:4411

約数の個数: 24

約数和(自身を含む): 60215400

約数和(自身を除く): 31629460

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 4049, 7060, 8098, 16196, 20245, 40490, 80980, 1429297, 2858594, 5717188, 7146485, 14292970, 28585940]

約数ペア:

[(1, 28585940), (2, 14292970), (4, 7146485), (5, 5717188), (10, 2858594), (20, 1429297), (353, 80980), (706, 40490), (1412, 20245), (1765, 16196), (3530, 8098), (4049, 7060)]