38721880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42089}}^1$

素因数の和:42123

約数の個数: 32

約数和(自身を含む): 90914400

約数和(自身を除く): 52192520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 42089, 84178, 168356, 210445, 336712, 420890, 841780, 968047, 1683560, 1936094, 3872188, 4840235, 7744376, 9680470, 19360940, 38721880]

約数ペア:

[(1, 38721880), (2, 19360940), (4, 9680470), (5, 7744376), (8, 4840235), (10, 3872188), (20, 1936094), (23, 1683560), (40, 968047), (46, 841780), (92, 420890), (115, 336712), (184, 210445), (230, 168356), (460, 84178), (920, 42089)]