197157040

素因数分解:

$2^4\times 5^1\times {\mathrm{2464463}}^1$

素因数の和:2464476

約数の個数: 20

約数和(自身を含む): 458390304

約数和(自身を除く): 261233264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2464463, 4928926, 9857852, 12322315, 19715704, 24644630, 39431408, 49289260, 98578520, 197157040]

約数ペア:

[(1, 197157040), (2, 98578520), (4, 49289260), (5, 39431408), (8, 24644630), (10, 19715704), (16, 12322315), (20, 9857852), (40, 4928926), (80, 2464463)]