1805104

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:313

約数の個数: 40

約数和(自身を含む): 4071168

約数和(自身を除く): 2266064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 227, 284, 454, 497, 568, 908, 994, 1136, 1589, 1816, 1988, 3178, 3632, 3976, 6356, 7952, 12712, 16117, 25424, 32234, 64468, 112819, 128936, 225638, 257872, 451276, 902552, 1805104]

約数ペア:

[(1, 1805104), (2, 902552), (4, 451276), (7, 257872), (8, 225638), (14, 128936), (16, 112819), (28, 64468), (56, 32234), (71, 25424), (112, 16117), (142, 12712), (227, 7952), (284, 6356), (454, 3976), (497, 3632), (568, 3178), (908, 1988), (994, 1816), (1136, 1589)]