28044160

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1511}}^1$

素因数の和:1559

約数の個数: 64

約数和(自身を含む): 69400800

約数和(自身を除く): 41356640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1511, 1856, 2320, 3022, 3712, 4640, 6044, 7555, 9280, 12088, 15110, 18560, 24176, 30220, 43819, 48352, 60440, 87638, 96704, 120880, 175276, 193408, 219095, 241760, 350552, 438190, 483520, 701104, 876380, 967040, 1402208, 1752760, 2804416, 3505520, 5608832, 7011040, 14022080, 28044160]

約数ペア:

[(1, 28044160), (2, 14022080), (4, 7011040), (5, 5608832), (8, 3505520), (10, 2804416), (16, 1752760), (20, 1402208), (29, 967040), (32, 876380), (40, 701104), (58, 483520), (64, 438190), (80, 350552), (116, 241760), (128, 219095), (145, 193408), (160, 175276), (232, 120880), (290, 96704), (320, 87638), (464, 60440), (580, 48352), (640, 43819), (928, 30220), (1160, 24176), (1511, 18560), (1856, 15110), (2320, 12088), (3022, 9280), (3712, 7555), (4640, 6044)]