254403730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191281}}^1$

素因数の和:191314

約数の個数: 32

約数和(自身を含む): 550892160

約数和(自身を除く): 296488430

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 191281, 382562, 956405, 1338967, 1912810, 2677934, 3634339, 6694835, 7268678, 13389670, 18171695, 25440373, 36343390, 50880746, 127201865, 254403730]

約数ペア:

[(1, 254403730), (2, 127201865), (5, 50880746), (7, 36343390), (10, 25440373), (14, 18171695), (19, 13389670), (35, 7268678), (38, 6694835), (70, 3634339), (95, 2677934), (133, 1912810), (190, 1338967), (266, 956405), (665, 382562), (1330, 191281)]