4370438

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:419

約数の個数: 16

約数和(自身を含む): 6720000

約数和(自身を除く): 2349562

約数列:

[1, 2, 79, 139, 158, 199, 278, 398, 10981, 15721, 21962, 27661, 31442, 55322, 2185219, 4370438]

約数ペア:

[(1, 4370438), (2, 2185219), (79, 55322), (139, 31442), (158, 27661), (199, 21962), (278, 15721), (398, 10981)]