2065590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 5475600

約数和(自身を除く): 3410010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 90, 118, 177, 295, 354, 389, 531, 590, 778, 885, 1062, 1167, 1770, 1945, 2334, 2655, 3501, 3890, 5310, 5835, 7002, 11670, 17505, 22951, 35010, 45902, 68853, 114755, 137706, 206559, 229510, 344265, 413118, 688530, 1032795, 2065590]

約数ペア:

[(1, 2065590), (2, 1032795), (3, 688530), (5, 413118), (6, 344265), (9, 229510), (10, 206559), (15, 137706), (18, 114755), (30, 68853), (45, 45902), (59, 35010), (90, 22951), (118, 17505), (177, 11670), (295, 7002), (354, 5835), (389, 5310), (531, 3890), (590, 3501), (778, 2655), (885, 2334), (1062, 1945), (1167, 1770)]