205634120

素因数分解:

$2^3\times 5^1\times {\mathrm{5140853}}^1$

素因数の和:5140864

約数の個数: 16

約数和(自身を含む): 462676860

約数和(自身を除く): 257042740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5140853, 10281706, 20563412, 25704265, 41126824, 51408530, 102817060, 205634120]

約数ペア:

[(1, 205634120), (2, 102817060), (4, 51408530), (5, 41126824), (8, 25704265), (10, 20563412), (20, 10281706), (40, 5140853)]