188468440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{204857}}^1$

素因数の和:204891

約数の個数: 32

約数和(自身を含む): 442493280

約数和(自身を除く): 254024840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 204857, 409714, 819428, 1024285, 1638856, 2048570, 4097140, 4711711, 8194280, 9423422, 18846844, 23558555, 37693688, 47117110, 94234220, 188468440]

約数ペア:

[(1, 188468440), (2, 94234220), (4, 47117110), (5, 37693688), (8, 23558555), (10, 18846844), (20, 9423422), (23, 8194280), (40, 4711711), (46, 4097140), (92, 2048570), (115, 1638856), (184, 1024285), (230, 819428), (460, 409714), (920, 204857)]