2605940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4493}}^1$

素因数の和:4531

約数の個数: 24

約数和(自身を含む): 5662440

約数和(自身を除く): 3056500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 4493, 8986, 17972, 22465, 44930, 89860, 130297, 260594, 521188, 651485, 1302970, 2605940]

約数ペア:

[(1, 2605940), (2, 1302970), (4, 651485), (5, 521188), (10, 260594), (20, 130297), (29, 89860), (58, 44930), (116, 22465), (145, 17972), (290, 8986), (580, 4493)]