197288240

素因数分解:

$2^4\times 5^1\times {\mathrm{2466103}}^1$

素因数の和:2466116

約数の個数: 20

約数和(自身を含む): 458695344

約数和(自身を除く): 261407104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2466103, 4932206, 9864412, 12330515, 19728824, 24661030, 39457648, 49322060, 98644120, 197288240]

約数ペア:

[(1, 197288240), (2, 98644120), (4, 49322060), (5, 39457648), (8, 24661030), (10, 19728824), (16, 12330515), (20, 9864412), (40, 4932206), (80, 2466103)]