87809860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{190891}}^1$

素因数の和:190923

約数の個数: 24

約数和(自身を含む): 192419136

約数和(自身を除く): 104609276

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 190891, 381782, 763564, 954455, 1908910, 3817820, 4390493, 8780986, 17561972, 21952465, 43904930, 87809860]

約数ペア:

[(1, 87809860), (2, 43904930), (4, 21952465), (5, 17561972), (10, 8780986), (20, 4390493), (23, 3817820), (46, 1908910), (92, 954455), (115, 763564), (230, 381782), (460, 190891)]