339898660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{395231}}^1$

素因数の和:395283

約数の個数: 24

約数和(自身を含む): 730388736

約数和(自身を除く): 390490076

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 395231, 790462, 1580924, 1976155, 3952310, 7904620, 16994933, 33989866, 67979732, 84974665, 169949330, 339898660]

約数ペア:

[(1, 339898660), (2, 169949330), (4, 84974665), (5, 67979732), (10, 33989866), (20, 16994933), (43, 7904620), (86, 3952310), (172, 1976155), (215, 1580924), (430, 790462), (860, 395231)]