79603220

素因数分解:

$2^2\times 5^1\times {\mathrm{3980161}}^1$

素因数の和:3980170

約数の個数: 12

約数和(自身を含む): 167166804

約数和(自身を除く): 87563584

約数列:

[1, 2, 4, 5, 10, 20, 3980161, 7960322, 15920644, 19900805, 39801610, 79603220]

約数ペア:

[(1, 79603220), (2, 39801610), (4, 19900805), (5, 15920644), (10, 7960322), (20, 3980161)]