489702940

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{23297}}^1$

素因数の和:24357

約数の個数: 24

約数和(自身を含む): 1029398832

約数和(自身を除く): 539695892

約数列:

[1, 2, 4, 5, 10, 20, 1051, 2102, 4204, 5255, 10510, 21020, 23297, 46594, 93188, 116485, 232970, 465940, 24485147, 48970294, 97940588, 122425735, 244851470, 489702940]

約数ペア:

[(1, 489702940), (2, 244851470), (4, 122425735), (5, 97940588), (10, 48970294), (20, 24485147), (1051, 465940), (2102, 232970), (4204, 116485), (5255, 93188), (10510, 46594), (21020, 23297)]