670297676

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{398039}}^1$

素因数の和:398464

約数の個数: 12

約数和(自身を含む): 1175810160

約数和(自身を除く): 505512484

約数列:

[1, 2, 4, 421, 842, 1684, 398039, 796078, 1592156, 167574419, 335148838, 670297676]

約数ペア:

[(1, 670297676), (2, 335148838), (4, 167574419), (421, 1592156), (842, 796078), (1684, 398039)]