20884320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14503}}^1$

素因数の和:14524

約数の個数: 72

約数和(自身を含む): 71272656

約数和(自身を除く): 50388336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14503, 29006, 43509, 58012, 72515, 87018, 116024, 130527, 145030, 174036, 217545, 232048, 261054, 290060, 348072, 435090, 464096, 522108, 580120, 652635, 696144, 870180, 1044216, 1160240, 1305270, 1392288, 1740360, 2088432, 2320480, 2610540, 3480720, 4176864, 5221080, 6961440, 10442160, 20884320]

約数ペア:

[(1, 20884320), (2, 10442160), (3, 6961440), (4, 5221080), (5, 4176864), (6, 3480720), (8, 2610540), (9, 2320480), (10, 2088432), (12, 1740360), (15, 1392288), (16, 1305270), (18, 1160240), (20, 1044216), (24, 870180), (30, 696144), (32, 652635), (36, 580120), (40, 522108), (45, 464096), (48, 435090), (60, 348072), (72, 290060), (80, 261054), (90, 232048), (96, 217545), (120, 174036), (144, 145030), (160, 130527), (180, 116024), (240, 87018), (288, 72515), (360, 58012), (480, 43509), (720, 29006), (1440, 14503)]