56537320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{201919}}^1$

素因数の和:201937

約数の個数: 32

約数和(自身を含む): 145382400

約数和(自身を除く): 88845080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 201919, 403838, 807676, 1009595, 1413433, 1615352, 2019190, 2826866, 4038380, 5653732, 7067165, 8076760, 11307464, 14134330, 28268660, 56537320]

約数ペア:

[(1, 56537320), (2, 28268660), (4, 14134330), (5, 11307464), (7, 8076760), (8, 7067165), (10, 5653732), (14, 4038380), (20, 2826866), (28, 2019190), (35, 1615352), (40, 1413433), (56, 1009595), (70, 807676), (140, 403838), (280, 201919)]