105440440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{376573}}^1$

素因数の和:376591

約数の個数: 32

約数和(自身を含む): 271133280

約数和(自身を除く): 165692840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 376573, 753146, 1506292, 1882865, 2636011, 3012584, 3765730, 5272022, 7531460, 10544044, 13180055, 15062920, 21088088, 26360110, 52720220, 105440440]

約数ペア:

[(1, 105440440), (2, 52720220), (4, 26360110), (5, 21088088), (7, 15062920), (8, 13180055), (10, 10544044), (14, 7531460), (20, 5272022), (28, 3765730), (35, 3012584), (40, 2636011), (56, 1882865), (70, 1506292), (140, 753146), (280, 376573)]