68147260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79241}}^1$

素因数の和:79293

約数の個数: 24

約数和(自身を含む): 146439216

約数和(自身を除く): 78291956

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 79241, 158482, 316964, 396205, 792410, 1584820, 3407363, 6814726, 13629452, 17036815, 34073630, 68147260]

約数ペア:

[(1, 68147260), (2, 34073630), (4, 17036815), (5, 13629452), (10, 6814726), (20, 3407363), (43, 1584820), (86, 792410), (172, 396205), (215, 316964), (430, 158482), (860, 79241)]