229579420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1639853}}^1$

素因数の和:1639869

約数の個数: 24

約数和(自身を含む): 550990944

約数和(自身を除く): 321411524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1639853, 3279706, 6559412, 8199265, 11478971, 16398530, 22957942, 32797060, 45915884, 57394855, 114789710, 229579420]

約数ペア:

[(1, 229579420), (2, 114789710), (4, 57394855), (5, 45915884), (7, 32797060), (10, 22957942), (14, 16398530), (20, 11478971), (28, 8199265), (35, 6559412), (70, 3279706), (140, 1639853)]