145228580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1037347}}^1$

素因数の和:1037363

約数の個数: 24

約数和(自身を含む): 348548928

約数和(自身を除く): 203320348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1037347, 2074694, 4149388, 5186735, 7261429, 10373470, 14522858, 20746940, 29045716, 36307145, 72614290, 145228580]

約数ペア:

[(1, 145228580), (2, 72614290), (4, 36307145), (5, 29045716), (7, 20746940), (10, 14522858), (14, 10373470), (20, 7261429), (28, 5186735), (35, 4149388), (70, 2074694), (140, 1037347)]