39860060

素因数分解:

$2^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1999}}^1$

素因数の和:3005

約数の個数: 24

約数和(自身を含む): 83832000

約数和(自身を除く): 43971940

約数列:

[1, 2, 4, 5, 10, 20, 997, 1994, 1999, 3988, 3998, 4985, 7996, 9970, 9995, 19940, 19990, 39980, 1993003, 3986006, 7972012, 9965015, 19930030, 39860060]

約数ペア:

[(1, 39860060), (2, 19930030), (4, 9965015), (5, 7972012), (10, 3986006), (20, 1993003), (997, 39980), (1994, 19990), (1999, 19940), (3988, 9995), (3998, 9970), (4985, 7996)]