89335820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{91159}}^1$

素因数の和:91182

約数の個数: 36

約数和(自身を含む): 218237040

約数和(自身を除く): 128901220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 91159, 182318, 364636, 455795, 638113, 911590, 1276226, 1823180, 2552452, 3190565, 4466791, 6381130, 8933582, 12762260, 17867164, 22333955, 44667910, 89335820]

約数ペア:

[(1, 89335820), (2, 44667910), (4, 22333955), (5, 17867164), (7, 12762260), (10, 8933582), (14, 6381130), (20, 4466791), (28, 3190565), (35, 2552452), (49, 1823180), (70, 1276226), (98, 911590), (140, 638113), (196, 455795), (245, 364636), (490, 182318), (980, 91159)]