340567792

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{153133}}^1$

素因数の和:153280

約数の個数: 20

約数和(自身を含む): 664601560

約数和(自身を除く): 324033768

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 153133, 306266, 612532, 1225064, 2450128, 21285487, 42570974, 85141948, 170283896, 340567792]

約数ペア:

[(1, 340567792), (2, 170283896), (4, 85141948), (8, 42570974), (16, 21285487), (139, 2450128), (278, 1225064), (556, 612532), (1112, 306266), (2224, 153133)]