5142160360

素因数分解:

$2^3\times 5^1\times {\mathrm{128554009}}^1$

素因数の和:128554020

約数の個数: 16

約数和(自身を含む): 11569860900

約数和(自身を除く): 6427700540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 128554009, 257108018, 514216036, 642770045, 1028432072, 1285540090, 2571080180, 5142160360]

約数ペア:

[(1, 5142160360), (2, 2571080180), (4, 1285540090), (5, 1028432072), (8, 642770045), (10, 514216036), (20, 257108018), (40, 128554009)]