20026560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:950

約数の個数: 112

約数和(自身を含む): 66422016

約数和(自身を除く): 46395456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 460, 480, 552, 690, 736, 907, 920, 960, 1104, 1380, 1472, 1814, 1840, 2208, 2721, 2760, 3628, 3680, 4416, 4535, 5442, 5520, 7256, 7360, 9070, 10884, 11040, 13605, 14512, 18140, 20861, 21768, 22080, 27210, 29024, 36280, 41722, 43536, 54420, 58048, 62583, 72560, 83444, 87072, 104305, 108840, 125166, 145120, 166888, 174144, 208610, 217680, 250332, 290240, 312915, 333776, 417220, 435360, 500664, 625830, 667552, 834440, 870720, 1001328, 1251660, 1335104, 1668880, 2002656, 2503320, 3337760, 4005312, 5006640, 6675520, 10013280, 20026560]

約数ペア:

[(1, 20026560), (2, 10013280), (3, 6675520), (4, 5006640), (5, 4005312), (6, 3337760), (8, 2503320), (10, 2002656), (12, 1668880), (15, 1335104), (16, 1251660), (20, 1001328), (23, 870720), (24, 834440), (30, 667552), (32, 625830), (40, 500664), (46, 435360), (48, 417220), (60, 333776), (64, 312915), (69, 290240), (80, 250332), (92, 217680), (96, 208610), (115, 174144), (120, 166888), (138, 145120), (160, 125166), (184, 108840), (192, 104305), (230, 87072), (240, 83444), (276, 72560), (320, 62583), (345, 58048), (368, 54420), (460, 43536), (480, 41722), (552, 36280), (690, 29024), (736, 27210), (907, 22080), (920, 21768), (960, 20861), (1104, 18140), (1380, 14512), (1472, 13605), (1814, 11040), (1840, 10884), (2208, 9070), (2721, 7360), (2760, 7256), (3628, 5520), (3680, 5442), (4416, 4535)]