20184883480

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3852077}}^1$

素因数の和:3852219

約数の個数: 32

約数和(自身を含む): 45762686640

約数和(自身を除く): 25577803160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 3852077, 7704154, 15408308, 19260385, 30816616, 38520770, 77041540, 154083080, 504622087, 1009244174, 2018488348, 2523110435, 4036976696, 5046220870, 10092441740, 20184883480]

約数ペア:

[(1, 20184883480), (2, 10092441740), (4, 5046220870), (5, 4036976696), (8, 2523110435), (10, 2018488348), (20, 1009244174), (40, 504622087), (131, 154083080), (262, 77041540), (524, 38520770), (655, 30816616), (1048, 19260385), (1310, 15408308), (2620, 7704154), (5240, 3852077)]