1580060

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 3343200

約数和(自身を除く): 1763140

約数列:

[1, 2, 4, 5, 10, 20, 199, 397, 398, 794, 796, 995, 1588, 1985, 1990, 3970, 3980, 7940, 79003, 158006, 316012, 395015, 790030, 1580060]

約数ペア:

[(1, 1580060), (2, 790030), (4, 395015), (5, 316012), (10, 158006), (20, 79003), (199, 7940), (397, 3980), (398, 3970), (794, 1990), (796, 1985), (995, 1588)]