2116795280

素因数分解:

$2^4\times 5^1\times {\mathrm{26459941}}^1$

素因数の和:26459954

約数の個数: 20

約数和(自身を含む): 4921549212

約数和(自身を除く): 2804753932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26459941, 52919882, 105839764, 132299705, 211679528, 264599410, 423359056, 529198820, 1058397640, 2116795280]

約数ペア:

[(1, 2116795280), (2, 1058397640), (4, 529198820), (5, 423359056), (8, 264599410), (10, 211679528), (16, 132299705), (20, 105839764), (40, 52919882), (80, 26459941)]