3975020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{28393}}^1$

素因数の和:28409

約数の個数: 24

約数和(自身を含む): 9540384

約数和(自身を除く): 5565364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28393, 56786, 113572, 141965, 198751, 283930, 397502, 567860, 795004, 993755, 1987510, 3975020]

約数ペア:

[(1, 3975020), (2, 1987510), (4, 993755), (5, 795004), (7, 567860), (10, 397502), (14, 283930), (20, 198751), (28, 141965), (35, 113572), (70, 56786), (140, 28393)]