49940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 114912

約数和(自身を除く): 64972

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 2270, 2497, 4540, 4994, 9988, 12485, 24970, 49940]

約数ペア:

[(1, 49940), (2, 24970), (4, 12485), (5, 9988), (10, 4994), (11, 4540), (20, 2497), (22, 2270), (44, 1135), (55, 908), (110, 454), (220, 227)]