2015514520

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{131561}}^1$

素因数の和:131955

約数の個数: 32

約数和(自身を含む): 4546782720

約数和(自身を除く): 2531268200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1915, 3064, 3830, 7660, 15320, 131561, 263122, 526244, 657805, 1052488, 1315610, 2631220, 5262440, 50387863, 100775726, 201551452, 251939315, 403102904, 503878630, 1007757260, 2015514520]

約数ペア:

[(1, 2015514520), (2, 1007757260), (4, 503878630), (5, 403102904), (8, 251939315), (10, 201551452), (20, 100775726), (40, 50387863), (383, 5262440), (766, 2631220), (1532, 1315610), (1915, 1052488), (3064, 657805), (3830, 526244), (7660, 263122), (15320, 131561)]