20865371040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4829947}}^1$

素因数の和:4829971

約数の個数: 96

約数和(自身を含む): 73028813760

約数和(自身を除く): 52163442720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4829947, 9659894, 14489841, 19319788, 24149735, 28979682, 38639576, 43469523, 48299470, 57959364, 72449205, 77279152, 86939046, 96598940, 115918728, 130408569, 144898410, 154558304, 173878092, 193197880, 217347615, 231837456, 260817138, 289796820, 347756184, 386395760, 434695230, 463674912, 521634276, 579593640, 652042845, 695512368, 772791520, 869390460, 1043268552, 1159187280, 1304085690, 1391024736, 1738780920, 2086537104, 2318374560, 2608171380, 3477561840, 4173074208, 5216342760, 6955123680, 10432685520, 20865371040]

約数ペア:

[(1, 20865371040), (2, 10432685520), (3, 6955123680), (4, 5216342760), (5, 4173074208), (6, 3477561840), (8, 2608171380), (9, 2318374560), (10, 2086537104), (12, 1738780920), (15, 1391024736), (16, 1304085690), (18, 1159187280), (20, 1043268552), (24, 869390460), (27, 772791520), (30, 695512368), (32, 652042845), (36, 579593640), (40, 521634276), (45, 463674912), (48, 434695230), (54, 386395760), (60, 347756184), (72, 289796820), (80, 260817138), (90, 231837456), (96, 217347615), (108, 193197880), (120, 173878092), (135, 154558304), (144, 144898410), (160, 130408569), (180, 115918728), (216, 96598940), (240, 86939046), (270, 77279152), (288, 72449205), (360, 57959364), (432, 48299470), (480, 43469523), (540, 38639576), (720, 28979682), (864, 24149735), (1080, 19319788), (1440, 14489841), (2160, 9659894), (4320, 4829947)]