199943140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{434659}}^1$

素因数の和:434691

約数の個数: 24

約数和(自身を含む): 438137280

約数和(自身を除く): 238194140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 434659, 869318, 1738636, 2173295, 4346590, 8693180, 9997157, 19994314, 39988628, 49985785, 99971570, 199943140]

約数ペア:

[(1, 199943140), (2, 99971570), (4, 49985785), (5, 39988628), (10, 19994314), (20, 9997157), (23, 8693180), (46, 4346590), (92, 2173295), (115, 1738636), (230, 869318), (460, 434659)]