206856040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{272179}}^1$

素因数の和:272209

約数の個数: 32

約数和(自身を含む): 489924000

約数和(自身を除く): 283067960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 272179, 544358, 1088716, 1360895, 2177432, 2721790, 5171401, 5443580, 10342802, 10887160, 20685604, 25857005, 41371208, 51714010, 103428020, 206856040]

約数ペア:

[(1, 206856040), (2, 103428020), (4, 51714010), (5, 41371208), (8, 25857005), (10, 20685604), (19, 10887160), (20, 10342802), (38, 5443580), (40, 5171401), (76, 2721790), (95, 2177432), (152, 1360895), (190, 1088716), (380, 544358), (760, 272179)]