6669980

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1997}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 14097888

約数和(自身を除く): 7427908

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 1997, 3340, 3994, 7988, 9985, 19970, 39940, 333499, 666998, 1333996, 1667495, 3334990, 6669980]

約数ペア:

[(1, 6669980), (2, 3334990), (4, 1667495), (5, 1333996), (10, 666998), (20, 333499), (167, 39940), (334, 19970), (668, 9985), (835, 7988), (1670, 3994), (1997, 3340)]