338804920

素因数分解:

$2^3\times 5^1\times {\mathrm{8470123}}^1$

素因数の和:8470134

約数の個数: 16

約数和(自身を含む): 762311160

約数和(自身を除く): 423506240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8470123, 16940246, 33880492, 42350615, 67760984, 84701230, 169402460, 338804920]

約数ペア:

[(1, 338804920), (2, 169402460), (4, 84701230), (5, 67760984), (8, 42350615), (10, 33880492), (20, 16940246), (40, 8470123)]