40138196

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10313}}^1$

素因数の和:10463

約数の個数: 24

約数和(自身を含む): 80861760

約数和(自身を除く): 40723564

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 10313, 20626, 41252, 72191, 144382, 288764, 1433507, 2867014, 5734028, 10034549, 20069098, 40138196]

約数ペア:

[(1, 40138196), (2, 20069098), (4, 10034549), (7, 5734028), (14, 2867014), (28, 1433507), (139, 288764), (278, 144382), (556, 72191), (973, 41252), (1946, 20626), (3892, 10313)]