214923980

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{54001}}^1$

素因数の和:54209

約数の個数: 24

約数和(自身を含む): 453616800

約数和(自身を除く): 238692820

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 54001, 108002, 216004, 270005, 540010, 1080020, 10746199, 21492398, 42984796, 53730995, 107461990, 214923980]

約数ペア:

[(1, 214923980), (2, 107461990), (4, 53730995), (5, 42984796), (10, 21492398), (20, 10746199), (199, 1080020), (398, 540010), (796, 270005), (995, 216004), (1990, 108002), (3980, 54001)]