340200040

素因数分解:

$2^3\times 5^1\times {\mathrm{8505001}}^1$

素因数の和:8505012

約数の個数: 16

約数和(自身を含む): 765450180

約数和(自身を除く): 425250140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8505001, 17010002, 34020004, 42525005, 68040008, 85050010, 170100020, 340200040]

約数ペア:

[(1, 340200040), (2, 170100020), (4, 85050010), (5, 68040008), (8, 42525005), (10, 34020004), (20, 17010002), (40, 8505001)]