30999860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67391}}^1$

素因数の和:67423

約数の個数: 24

約数和(自身を含む): 67931136

約数和(自身を除く): 36931276

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 67391, 134782, 269564, 336955, 673910, 1347820, 1549993, 3099986, 6199972, 7749965, 15499930, 30999860]

約数ペア:

[(1, 30999860), (2, 15499930), (4, 7749965), (5, 6199972), (10, 3099986), (20, 1549993), (23, 1347820), (46, 673910), (92, 336955), (115, 269564), (230, 134782), (460, 67391)]