194894420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1392103}}^1$

素因数の和:1392119

約数の個数: 24

約数和(自身を含む): 467746944

約数和(自身を除く): 272852524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1392103, 2784206, 5568412, 6960515, 9744721, 13921030, 19489442, 27842060, 38978884, 48723605, 97447210, 194894420]

約数ペア:

[(1, 194894420), (2, 97447210), (4, 48723605), (5, 38978884), (7, 27842060), (10, 19489442), (14, 13921030), (20, 9744721), (28, 6960515), (35, 5568412), (70, 2784206), (140, 1392103)]