2929880

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{823}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 6674400

約数和(自身を除く): 3744520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 823, 890, 1646, 1780, 3292, 3560, 4115, 6584, 8230, 16460, 32920, 73247, 146494, 292988, 366235, 585976, 732470, 1464940, 2929880]

約数ペア:

[(1, 2929880), (2, 1464940), (4, 732470), (5, 585976), (8, 366235), (10, 292988), (20, 146494), (40, 73247), (89, 32920), (178, 16460), (356, 8230), (445, 6584), (712, 4115), (823, 3560), (890, 3292), (1646, 1780)]