308840392940

素因数分解:

$2^2\times 5^1\times {\mathrm{15442019647}}^1$

素因数の和:15442019656

約数の個数: 12

約数和(自身を含む): 648564825216

約数和(自身を除く): 339724432276

約数列:

[1, 2, 4, 5, 10, 20, 15442019647, 30884039294, 61768078588, 77210098235, 154420196470, 308840392940]

約数ペア:

[(1, 308840392940), (2, 154420196470), (4, 77210098235), (5, 61768078588), (10, 30884039294), (20, 15442019647)]