2840408

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 5702400

約数和(自身を除く): 2861992

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 359, 718, 989, 1436, 1978, 2872, 3956, 7912, 8257, 15437, 16514, 30874, 33028, 61748, 66056, 123496, 355051, 710102, 1420204, 2840408]

約数ペア:

[(1, 2840408), (2, 1420204), (4, 710102), (8, 355051), (23, 123496), (43, 66056), (46, 61748), (86, 33028), (92, 30874), (172, 16514), (184, 15437), (344, 8257), (359, 7912), (718, 3956), (989, 2872), (1436, 1978)]