1864432880

素因数分解:

$2^4\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{17669}}^1$

素因数の和:19001

約数の個数: 40

約数和(自身を含む): 4338338400

約数和(自身を除く): 2473905520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1319, 2638, 5276, 6595, 10552, 13190, 17669, 21104, 26380, 35338, 52760, 70676, 88345, 105520, 141352, 176690, 282704, 353380, 706760, 1413520, 23305411, 46610822, 93221644, 116527055, 186443288, 233054110, 372886576, 466108220, 932216440, 1864432880]

約数ペア:

[(1, 1864432880), (2, 932216440), (4, 466108220), (5, 372886576), (8, 233054110), (10, 186443288), (16, 116527055), (20, 93221644), (40, 46610822), (80, 23305411), (1319, 1413520), (2638, 706760), (5276, 353380), (6595, 282704), (10552, 176690), (13190, 141352), (17669, 105520), (21104, 88345), (26380, 70676), (35338, 52760)]