2021137280

素因数分解:

$2^7\times 5^1\times {\mathrm{337}}^1\times {\mathrm{9371}}^1$

素因数の和:9727

約数の個数: 64

約数和(自身を含む): 4846636080

約数和(自身を除く): 2825498800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 337, 640, 674, 1348, 1685, 2696, 3370, 5392, 6740, 9371, 10784, 13480, 18742, 21568, 26960, 37484, 43136, 46855, 53920, 74968, 93710, 107840, 149936, 187420, 215680, 299872, 374840, 599744, 749680, 1199488, 1499360, 2998720, 3158027, 5997440, 6316054, 12632108, 15790135, 25264216, 31580270, 50528432, 63160540, 101056864, 126321080, 202113728, 252642160, 404227456, 505284320, 1010568640, 2021137280]

約数ペア:

[(1, 2021137280), (2, 1010568640), (4, 505284320), (5, 404227456), (8, 252642160), (10, 202113728), (16, 126321080), (20, 101056864), (32, 63160540), (40, 50528432), (64, 31580270), (80, 25264216), (128, 15790135), (160, 12632108), (320, 6316054), (337, 5997440), (640, 3158027), (674, 2998720), (1348, 1499360), (1685, 1199488), (2696, 749680), (3370, 599744), (5392, 374840), (6740, 299872), (9371, 215680), (10784, 187420), (13480, 149936), (18742, 107840), (21568, 93710), (26960, 74968), (37484, 53920), (43136, 46855)]