445940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2027}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 1022112

約数和(自身を除く): 576172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2027, 4054, 8108, 10135, 20270, 22297, 40540, 44594, 89188, 111485, 222970, 445940]

約数ペア:

[(1, 445940), (2, 222970), (4, 111485), (5, 89188), (10, 44594), (11, 40540), (20, 22297), (22, 20270), (44, 10135), (55, 8108), (110, 4054), (220, 2027)]