12793480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{45691}}^1$

素因数の和:45709

約数の個数: 32

約数和(自身を含む): 32898240

約数和(自身を除く): 20104760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 45691, 91382, 182764, 228455, 319837, 365528, 456910, 639674, 913820, 1279348, 1599185, 1827640, 2558696, 3198370, 6396740, 12793480]

約数ペア:

[(1, 12793480), (2, 6396740), (4, 3198370), (5, 2558696), (7, 1827640), (8, 1599185), (10, 1279348), (14, 913820), (20, 639674), (28, 456910), (35, 365528), (40, 319837), (56, 228455), (70, 182764), (140, 91382), (280, 45691)]