671400580

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{241511}}^1$

素因数の和:241659

約数の個数: 24

約数和(自身を含む): 1420090560

約数和(自身を除く): 748689980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 241511, 483022, 966044, 1207555, 2415110, 4830220, 33570029, 67140058, 134280116, 167850145, 335700290, 671400580]

約数ペア:

[(1, 671400580), (2, 335700290), (4, 167850145), (5, 134280116), (10, 67140058), (20, 33570029), (139, 4830220), (278, 2415110), (556, 1207555), (695, 966044), (1390, 483022), (2780, 241511)]