20285490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4049}}^1$

素因数の和:4226

約数の個数: 32

約数和(自身を含む): 48988800

約数和(自身を除く): 28703310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 167, 334, 501, 835, 1002, 1670, 2505, 4049, 5010, 8098, 12147, 20245, 24294, 40490, 60735, 121470, 676183, 1352366, 2028549, 3380915, 4057098, 6761830, 10142745, 20285490]

約数ペア:

[(1, 20285490), (2, 10142745), (3, 6761830), (5, 4057098), (6, 3380915), (10, 2028549), (15, 1352366), (30, 676183), (167, 121470), (334, 60735), (501, 40490), (835, 24294), (1002, 20245), (1670, 12147), (2505, 8098), (4049, 5010)]