2759960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9857}}^1$

素因数の和:9875

約数の個数: 32

約数和(自身を含む): 7097760

約数和(自身を除く): 4337800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9857, 19714, 39428, 49285, 68999, 78856, 98570, 137998, 197140, 275996, 344995, 394280, 551992, 689990, 1379980, 2759960]

約数ペア:

[(1, 2759960), (2, 1379980), (4, 689990), (5, 551992), (7, 394280), (8, 344995), (10, 275996), (14, 197140), (20, 137998), (28, 98570), (35, 78856), (40, 68999), (56, 49285), (70, 39428), (140, 19714), (280, 9857)]