265644290

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1\times {\mathrm{857}}^1$

素因数の和:1226

約数の個数: 32

約数和(自身を含む): 484323840

約数和(自身を除く): 218679550

約数列:

[1, 2, 5, 10, 139, 223, 278, 446, 695, 857, 1115, 1390, 1714, 2230, 4285, 8570, 30997, 61994, 119123, 154985, 191111, 238246, 309970, 382222, 595615, 955555, 1191230, 1911110, 26564429, 53128858, 132822145, 265644290]

約数ペア:

[(1, 265644290), (2, 132822145), (5, 53128858), (10, 26564429), (139, 1911110), (223, 1191230), (278, 955555), (446, 595615), (695, 382222), (857, 309970), (1115, 238246), (1390, 191111), (1714, 154985), (2230, 119123), (4285, 61994), (8570, 30997)]