49978540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{108649}}^1$

素因数の和:108681

約数の個数: 24

約数和(自身を含む): 109519200

約数和(自身を除く): 59540660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 108649, 217298, 434596, 543245, 1086490, 2172980, 2498927, 4997854, 9995708, 12494635, 24989270, 49978540]

約数ペア:

[(1, 49978540), (2, 24989270), (4, 12494635), (5, 9995708), (10, 4997854), (20, 2498927), (23, 2172980), (46, 1086490), (92, 543245), (115, 434596), (230, 217298), (460, 108649)]