198024820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1414463}}^1$

素因数の和:1414479

約数の個数: 24

約数和(自身を含む): 475259904

約数和(自身を除く): 277235084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1414463, 2828926, 5657852, 7072315, 9901241, 14144630, 19802482, 28289260, 39604964, 49506205, 99012410, 198024820]

約数ペア:

[(1, 198024820), (2, 99012410), (4, 49506205), (5, 39604964), (7, 28289260), (10, 19802482), (14, 14144630), (20, 9901241), (28, 7072315), (35, 5657852), (70, 2828926), (140, 1414463)]