12577640

素因数分解:

$2^3\times 5^1\times {\mathrm{314441}}^1$

素因数の和:314452

約数の個数: 16

約数和(自身を含む): 28299780

約数和(自身を除く): 15722140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 314441, 628882, 1257764, 1572205, 2515528, 3144410, 6288820, 12577640]

約数ペア:

[(1, 12577640), (2, 6288820), (4, 3144410), (5, 2515528), (8, 1572205), (10, 1257764), (20, 628882), (40, 314441)]