12728230

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9157}}^1$

素因数の和:9303

約数の個数: 16

約数和(自身を含む): 23078160

約数和(自身を除く): 10349930

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 9157, 18314, 45785, 91570, 1272823, 2545646, 6364115, 12728230]

約数ペア:

[(1, 12728230), (2, 6364115), (5, 2545646), (10, 1272823), (139, 91570), (278, 45785), (695, 18314), (1390, 9157)]