198569420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1418353}}^1$

素因数の和:1418369

約数の個数: 24

約数和(自身を含む): 476566944

約数和(自身を除く): 277997524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1418353, 2836706, 5673412, 7091765, 9928471, 14183530, 19856942, 28367060, 39713884, 49642355, 99284710, 198569420]

約数ペア:

[(1, 198569420), (2, 99284710), (4, 49642355), (5, 39713884), (7, 28367060), (10, 19856942), (14, 14183530), (20, 9928471), (28, 7091765), (35, 5673412), (70, 2836706), (140, 1418353)]