39339580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{280997}}^1$

素因数の和:281013

約数の個数: 24

約数和(自身を含む): 94415328

約数和(自身を除く): 55075748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 280997, 561994, 1123988, 1404985, 1966979, 2809970, 3933958, 5619940, 7867916, 9834895, 19669790, 39339580]

約数ペア:

[(1, 39339580), (2, 19669790), (4, 9834895), (5, 7867916), (7, 5619940), (10, 3933958), (14, 2809970), (20, 1966979), (28, 1404985), (35, 1123988), (70, 561994), (140, 280997)]