20285733120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5282743}}^1$

素因数の和:5282767

約数の個数: 72

約数和(自身を含む): 64787572416

約数和(自身を除く): 44501839296

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, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5282743, 10565486, 15848229, 21130972, 26413715, 31696458, 42261944, 52827430, 63392916, 79241145, 84523888, 105654860, 126785832, 158482290, 169047776, 211309720, 253571664, 316964580, 338095552, 422619440, 507143328, 633929160, 676191104, 845238880, 1014286656, 1267858320, 1352382208, 1690477760, 2028573312, 2535716640, 3380955520, 4057146624, 5071433280, 6761911040, 10142866560, 20285733120]

約数ペア:

[(1, 20285733120), (2, 10142866560), (3, 6761911040), (4, 5071433280), (5, 4057146624), (6, 3380955520), (8, 2535716640), (10, 2028573312), (12, 1690477760), (15, 1352382208), (16, 1267858320), (20, 1014286656), (24, 845238880), (30, 676191104), (32, 633929160), (40, 507143328), (48, 422619440), (60, 338095552), (64, 316964580), (80, 253571664), (96, 211309720), (120, 169047776), (128, 158482290), (160, 126785832), (192, 105654860), (240, 84523888), (256, 79241145), (320, 63392916), (384, 52827430), (480, 42261944), (640, 31696458), (768, 26413715), (960, 21130972), (1280, 15848229), (1920, 10565486), (3840, 5282743)]