287528180

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{271253}}^1$

素因数の和:271315

約数の個数: 24

約数和(自身を含む): 615204072

約数和(自身を除く): 327675892

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 271253, 542506, 1085012, 1356265, 2712530, 5425060, 14376409, 28752818, 57505636, 71882045, 143764090, 287528180]

約数ペア:

[(1, 287528180), (2, 143764090), (4, 71882045), (5, 57505636), (10, 28752818), (20, 14376409), (53, 5425060), (106, 2712530), (212, 1356265), (265, 1085012), (530, 542506), (1060, 271253)]