851964820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{33997}}^1$

素因数の和:34192

約数の個数: 48

約数和(自身を含む): 2056199040

約数和(自身を除く): 1204234220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 3580, 5012, 6265, 12530, 25060, 33997, 67994, 135988, 169985, 237979, 339970, 475958, 679940, 951916, 1189895, 2379790, 4759580, 6085463, 12170926, 24341852, 30427315, 42598241, 60854630, 85196482, 121709260, 170392964, 212991205, 425982410, 851964820]

約数ペア:

[(1, 851964820), (2, 425982410), (4, 212991205), (5, 170392964), (7, 121709260), (10, 85196482), (14, 60854630), (20, 42598241), (28, 30427315), (35, 24341852), (70, 12170926), (140, 6085463), (179, 4759580), (358, 2379790), (716, 1189895), (895, 951916), (1253, 679940), (1790, 475958), (2506, 339970), (3580, 237979), (5012, 169985), (6265, 135988), (12530, 67994), (25060, 33997)]