66198140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{143909}}^1$

素因数の和:143941

約数の個数: 24

約数和(自身を含む): 145061280

約数和(自身を除く): 78863140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 143909, 287818, 575636, 719545, 1439090, 2878180, 3309907, 6619814, 13239628, 16549535, 33099070, 66198140]

約数ペア:

[(1, 66198140), (2, 33099070), (4, 16549535), (5, 13239628), (10, 6619814), (20, 3309907), (23, 2878180), (46, 1439090), (92, 719545), (115, 575636), (230, 287818), (460, 143909)]