57126440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{204023}}^1$

素因数の和:204041

約数の個数: 32

約数和(自身を含む): 146897280

約数和(自身を除く): 89770840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 204023, 408046, 816092, 1020115, 1428161, 1632184, 2040230, 2856322, 4080460, 5712644, 7140805, 8160920, 11425288, 14281610, 28563220, 57126440]

約数ペア:

[(1, 57126440), (2, 28563220), (4, 14281610), (5, 11425288), (7, 8160920), (8, 7140805), (10, 5712644), (14, 4080460), (20, 2856322), (28, 2040230), (35, 1632184), (40, 1428161), (56, 1020115), (70, 816092), (140, 408046), (280, 204023)]