3841250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{439}}^1$

素因数の和:468

約数の個数: 40

約数和(自身を含む): 8247360

約数和(自身を除く): 4406110

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 439, 625, 875, 878, 1250, 1750, 2195, 3073, 4375, 4390, 6146, 8750, 10975, 15365, 21950, 30730, 54875, 76825, 109750, 153650, 274375, 384125, 548750, 768250, 1920625, 3841250]

約数ペア:

[(1, 3841250), (2, 1920625), (5, 768250), (7, 548750), (10, 384125), (14, 274375), (25, 153650), (35, 109750), (50, 76825), (70, 54875), (125, 30730), (175, 21950), (250, 15365), (350, 10975), (439, 8750), (625, 6146), (875, 4390), (878, 4375), (1250, 3073), (1750, 2195)]