408972130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{20357}}^1$

素因数の和:20419

約数の個数: 48

約数和(自身を含む): 877266936

約数和(自身を除く): 468294806

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 245, 287, 410, 490, 574, 1435, 2009, 2870, 4018, 10045, 20090, 20357, 40714, 101785, 142499, 203570, 284998, 712495, 834637, 997493, 1424990, 1669274, 1994986, 4173185, 4987465, 5842459, 8346370, 9974930, 11684918, 29212295, 40897213, 58424590, 81794426, 204486065, 408972130]

約数ペア:

[(1, 408972130), (2, 204486065), (5, 81794426), (7, 58424590), (10, 40897213), (14, 29212295), (35, 11684918), (41, 9974930), (49, 8346370), (70, 5842459), (82, 4987465), (98, 4173185), (205, 1994986), (245, 1669274), (287, 1424990), (410, 997493), (490, 834637), (574, 712495), (1435, 284998), (2009, 203570), (2870, 142499), (4018, 101785), (10045, 40714), (20090, 20357)]