2912371240

素因数分解:

$2^3\times 5^1\times {\mathrm{72809281}}^1$

素因数の和:72809292

約数の個数: 16

約数和(自身を含む): 6552835380

約数和(自身を除く): 3640464140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 72809281, 145618562, 291237124, 364046405, 582474248, 728092810, 1456185620, 2912371240]

約数ペア:

[(1, 2912371240), (2, 1456185620), (4, 728092810), (5, 582474248), (8, 364046405), (10, 291237124), (20, 145618562), (40, 72809281)]