2803990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 5914944

約数和(自身を除く): 3110954

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 977, 1435, 1954, 2870, 4885, 6839, 9770, 13678, 34195, 40057, 68390, 80114, 200285, 280399, 400570, 560798, 1401995, 2803990]

約数ペア:

[(1, 2803990), (2, 1401995), (5, 560798), (7, 400570), (10, 280399), (14, 200285), (35, 80114), (41, 68390), (70, 40057), (82, 34195), (205, 13678), (287, 9770), (410, 6839), (574, 4885), (977, 2870), (1435, 1954)]