420210448

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{87253}}^1$

素因数の和:87311

約数の個数: 40

約数和(自身を含む): 952115648

約数和(自身を除く): 531905200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 87253, 174506, 349012, 610771, 698024, 1221542, 1396048, 2443084, 3751879, 4886168, 7503758, 9772336, 15007516, 26263153, 30015032, 52526306, 60030064, 105052612, 210105224, 420210448]

約数ペア:

[(1, 420210448), (2, 210105224), (4, 105052612), (7, 60030064), (8, 52526306), (14, 30015032), (16, 26263153), (28, 15007516), (43, 9772336), (56, 7503758), (86, 4886168), (112, 3751879), (172, 2443084), (301, 1396048), (344, 1221542), (602, 698024), (688, 610771), (1204, 349012), (2408, 174506), (4816, 87253)]