90155860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{195991}}^1$

素因数の和:196023

約数の個数: 24

約数和(自身を含む): 197559936

約数和(自身を除く): 107404076

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 195991, 391982, 783964, 979955, 1959910, 3919820, 4507793, 9015586, 18031172, 22538965, 45077930, 90155860]

約数ペア:

[(1, 90155860), (2, 45077930), (4, 22538965), (5, 18031172), (10, 9015586), (20, 4507793), (23, 3919820), (46, 1959910), (92, 979955), (115, 783964), (230, 391982), (460, 195991)]