20057760

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4643}}^1$

素因数の和:4667

約数の個数: 96

約数和(自身を含む): 70217280

約数和(自身を除く): 50159520

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, 4643, 9286, 13929, 18572, 23215, 27858, 37144, 41787, 46430, 55716, 69645, 74288, 83574, 92860, 111432, 125361, 139290, 148576, 167148, 185720, 208935, 222864, 250722, 278580, 334296, 371440, 417870, 445728, 501444, 557160, 626805, 668592, 742880, 835740, 1002888, 1114320, 1253610, 1337184, 1671480, 2005776, 2228640, 2507220, 3342960, 4011552, 5014440, 6685920, 10028880, 20057760]

約数ペア:

[(1, 20057760), (2, 10028880), (3, 6685920), (4, 5014440), (5, 4011552), (6, 3342960), (8, 2507220), (9, 2228640), (10, 2005776), (12, 1671480), (15, 1337184), (16, 1253610), (18, 1114320), (20, 1002888), (24, 835740), (27, 742880), (30, 668592), (32, 626805), (36, 557160), (40, 501444), (45, 445728), (48, 417870), (54, 371440), (60, 334296), (72, 278580), (80, 250722), (90, 222864), (96, 208935), (108, 185720), (120, 167148), (135, 148576), (144, 139290), (160, 125361), (180, 111432), (216, 92860), (240, 83574), (270, 74288), (288, 69645), (360, 55716), (432, 46430), (480, 41787), (540, 37144), (720, 27858), (864, 23215), (1080, 18572), (1440, 13929), (2160, 9286), (4320, 4643)]