197857520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{353317}}^1$

素因数の和:353337

約数の個数: 40

約数和(自身を含む): 525737184

約数和(自身を除く): 327879664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 353317, 706634, 1413268, 1766585, 2473219, 2826536, 3533170, 4946438, 5653072, 7066340, 9892876, 12366095, 14132680, 19785752, 24732190, 28265360, 39571504, 49464380, 98928760, 197857520]

約数ペア:

[(1, 197857520), (2, 98928760), (4, 49464380), (5, 39571504), (7, 28265360), (8, 24732190), (10, 19785752), (14, 14132680), (16, 12366095), (20, 9892876), (28, 7066340), (35, 5653072), (40, 4946438), (56, 3533170), (70, 2826536), (80, 2473219), (112, 1766585), (140, 1413268), (280, 706634), (560, 353317)]