12584240

素因数分解:

$2^4\times 5^1\times {\mathrm{157303}}^1$

素因数の和:157316

約数の個数: 20

約数和(自身を含む): 29258544

約数和(自身を除く): 16674304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157303, 314606, 629212, 786515, 1258424, 1573030, 2516848, 3146060, 6292120, 12584240]

約数ペア:

[(1, 12584240), (2, 6292120), (4, 3146060), (5, 2516848), (8, 1573030), (10, 1258424), (16, 786515), (20, 629212), (40, 314606), (80, 157303)]