231679420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1654853}}^1$

素因数の和:1654869

約数の個数: 24

約数和(自身を含む): 556030944

約数和(自身を除く): 324351524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1654853, 3309706, 6619412, 8274265, 11583971, 16548530, 23167942, 33097060, 46335884, 57919855, 115839710, 231679420]

約数ペア:

[(1, 231679420), (2, 115839710), (4, 57919855), (5, 46335884), (7, 33097060), (10, 23167942), (14, 16548530), (20, 11583971), (28, 8274265), (35, 6619412), (70, 3309706), (140, 1654853)]