87956120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{314129}}^1$

素因数の和:314147

約数の個数: 32

約数和(自身を含む): 226173600

約数和(自身を除く): 138217480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 314129, 628258, 1256516, 1570645, 2198903, 2513032, 3141290, 4397806, 6282580, 8795612, 10994515, 12565160, 17591224, 21989030, 43978060, 87956120]

約数ペア:

[(1, 87956120), (2, 43978060), (4, 21989030), (5, 17591224), (7, 12565160), (8, 10994515), (10, 8795612), (14, 6282580), (20, 4397806), (28, 3141290), (35, 2513032), (40, 2198903), (56, 1570645), (70, 1256516), (140, 628258), (280, 314129)]