206827240

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{18401}}^1$

素因数の和:18693

約数の個数: 32

約数和(自身を含む): 467042760

約数和(自身を除く): 260215520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 18401, 36802, 73604, 92005, 147208, 184010, 368020, 736040, 5170681, 10341362, 20682724, 25853405, 41365448, 51706810, 103413620, 206827240]

約数ペア:

[(1, 206827240), (2, 103413620), (4, 51706810), (5, 41365448), (8, 25853405), (10, 20682724), (20, 10341362), (40, 5170681), (281, 736040), (562, 368020), (1124, 184010), (1405, 147208), (2248, 92005), (2810, 73604), (5620, 36802), (11240, 18401)]