515963420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3685453}}^1$

素因数の和:3685469

約数の個数: 24

約数和(自身を含む): 1238312544

約数和(自身を除く): 722349124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3685453, 7370906, 14741812, 18427265, 25798171, 36854530, 51596342, 73709060, 103192684, 128990855, 257981710, 515963420]

約数ペア:

[(1, 515963420), (2, 257981710), (4, 128990855), (5, 103192684), (7, 73709060), (10, 51596342), (14, 36854530), (20, 25798171), (28, 18427265), (35, 14741812), (70, 7370906), (140, 3685453)]