20686080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5387}}^1$

素因数の和:5411

約数の個数: 72

約数和(自身を含む): 66078432

約数和(自身を除く): 45392352

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, 5387, 10774, 16161, 21548, 26935, 32322, 43096, 53870, 64644, 80805, 86192, 107740, 129288, 161610, 172384, 215480, 258576, 323220, 344768, 430960, 517152, 646440, 689536, 861920, 1034304, 1292880, 1379072, 1723840, 2068608, 2585760, 3447680, 4137216, 5171520, 6895360, 10343040, 20686080]

約数ペア:

[(1, 20686080), (2, 10343040), (3, 6895360), (4, 5171520), (5, 4137216), (6, 3447680), (8, 2585760), (10, 2068608), (12, 1723840), (15, 1379072), (16, 1292880), (20, 1034304), (24, 861920), (30, 689536), (32, 646440), (40, 517152), (48, 430960), (60, 344768), (64, 323220), (80, 258576), (96, 215480), (120, 172384), (128, 161610), (160, 129288), (192, 107740), (240, 86192), (256, 80805), (320, 64644), (384, 53870), (480, 43096), (640, 32322), (768, 26935), (960, 21548), (1280, 16161), (1920, 10774), (3840, 5387)]