4208702980

素因数分解:

$2^2\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{164531}}^1$

素因数の和:165819

約数の個数: 24

約数和(自身を含む): 8845240320

約数和(自身を除く): 4636537340

約数列:

[1, 2, 4, 5, 10, 20, 1279, 2558, 5116, 6395, 12790, 25580, 164531, 329062, 658124, 822655, 1645310, 3290620, 210435149, 420870298, 841740596, 1052175745, 2104351490, 4208702980]

約数ペア:

[(1, 4208702980), (2, 2104351490), (4, 1052175745), (5, 841740596), (10, 420870298), (20, 210435149), (1279, 3290620), (2558, 1645310), (5116, 822655), (6395, 658124), (12790, 329062), (25580, 164531)]