178998980

素因数分解:

$2^2\times 5^1\times {\mathrm{2903}}^1\times {\mathrm{3083}}^1$

素因数の和:5995

約数の個数: 24

約数和(自身を含む): 376149312

約数和(自身を除く): 197150332

約数列:

[1, 2, 4, 5, 10, 20, 2903, 3083, 5806, 6166, 11612, 12332, 14515, 15415, 29030, 30830, 58060, 61660, 8949949, 17899898, 35799796, 44749745, 89499490, 178998980]

約数ペア:

[(1, 178998980), (2, 89499490), (4, 44749745), (5, 35799796), (10, 17899898), (20, 8949949), (2903, 61660), (3083, 58060), (5806, 30830), (6166, 29030), (11612, 15415), (12332, 14515)]