20162236720

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5362297}}^1$

素因数の和:5362357

約数の個数: 40

約数和(自身を含む): 47874596544

約数和(自身を除く): 27712359824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 5362297, 10724594, 21449188, 26811485, 42898376, 53622970, 85796752, 107245940, 214491880, 252027959, 428983760, 504055918, 1008111836, 1260139795, 2016223672, 2520279590, 4032447344, 5040559180, 10081118360, 20162236720]

約数ペア:

[(1, 20162236720), (2, 10081118360), (4, 5040559180), (5, 4032447344), (8, 2520279590), (10, 2016223672), (16, 1260139795), (20, 1008111836), (40, 504055918), (47, 428983760), (80, 252027959), (94, 214491880), (188, 107245940), (235, 85796752), (376, 53622970), (470, 42898376), (752, 26811485), (940, 21449188), (1880, 10724594), (3760, 5362297)]