2828560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{5051}}^1$

素因数の和:5071

約数の個数: 40

約数和(自身を含む): 7517376

約数和(自身を除く): 4688816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 5051, 10102, 20204, 25255, 35357, 40408, 50510, 70714, 80816, 101020, 141428, 176785, 202040, 282856, 353570, 404080, 565712, 707140, 1414280, 2828560]

約数ペア:

[(1, 2828560), (2, 1414280), (4, 707140), (5, 565712), (7, 404080), (8, 353570), (10, 282856), (14, 202040), (16, 176785), (20, 141428), (28, 101020), (35, 80816), (40, 70714), (56, 50510), (70, 40408), (80, 35357), (112, 25255), (140, 20204), (280, 10102), (560, 5051)]