8191220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17807}}^1$

素因数の和:17839

約数の個数: 24

約数和(自身を含む): 17950464

約数和(自身を除く): 9759244

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 17807, 35614, 71228, 89035, 178070, 356140, 409561, 819122, 1638244, 2047805, 4095610, 8191220]

約数ペア:

[(1, 8191220), (2, 4095610), (4, 2047805), (5, 1638244), (10, 819122), (20, 409561), (23, 356140), (46, 178070), (92, 89035), (115, 71228), (230, 35614), (460, 17807)]