198269260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1416209}}^1$

素因数の和:1416225

約数の個数: 24

約数和(自身を含む): 475846560

約数和(自身を除く): 277577300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1416209, 2832418, 5664836, 7081045, 9913463, 14162090, 19826926, 28324180, 39653852, 49567315, 99134630, 198269260]

約数ペア:

[(1, 198269260), (2, 99134630), (4, 49567315), (5, 39653852), (7, 28324180), (10, 19826926), (14, 14162090), (20, 9913463), (28, 7081045), (35, 5664836), (70, 2832418), (140, 1416209)]