201001940

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{50503}}^1$

素因数の和:50711

約数の個数: 24

約数和(自身を含む): 424233600

約数和(自身を除く): 223231660

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 50503, 101006, 202012, 252515, 505030, 1010060, 10050097, 20100194, 40200388, 50250485, 100500970, 201001940]

約数ペア:

[(1, 201001940), (2, 100500970), (4, 50250485), (5, 40200388), (10, 20100194), (20, 10050097), (199, 1010060), (398, 505030), (796, 252515), (995, 202012), (1990, 101006), (3980, 50503)]