20680320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10771}}^1$

素因数の和:10793

約数の個数: 64

約数和(自身を含む): 65924640

約数和(自身を除く): 45244320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 10771, 21542, 32313, 43084, 53855, 64626, 86168, 107710, 129252, 161565, 172336, 215420, 258504, 323130, 344672, 430840, 517008, 646260, 689344, 861680, 1034016, 1292520, 1378688, 1723360, 2068032, 2585040, 3446720, 4136064, 5170080, 6893440, 10340160, 20680320]

約数ペア:

[(1, 20680320), (2, 10340160), (3, 6893440), (4, 5170080), (5, 4136064), (6, 3446720), (8, 2585040), (10, 2068032), (12, 1723360), (15, 1378688), (16, 1292520), (20, 1034016), (24, 861680), (30, 689344), (32, 646260), (40, 517008), (48, 430840), (60, 344672), (64, 323130), (80, 258504), (96, 215420), (120, 172336), (128, 161565), (160, 129252), (192, 107710), (240, 86168), (320, 64626), (384, 53855), (480, 43084), (640, 32313), (960, 21542), (1920, 10771)]