20297520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9397}}^1$

素因数の和:9419

約数の個数: 80

約数和(自身を含む): 69921120

約数和(自身を除く): 49623600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9397, 18794, 28191, 37588, 46985, 56382, 75176, 84573, 93970, 112764, 140955, 150352, 169146, 187940, 225528, 253719, 281910, 338292, 375880, 422865, 451056, 507438, 563820, 676584, 751760, 845730, 1014876, 1127640, 1268595, 1353168, 1691460, 2029752, 2255280, 2537190, 3382920, 4059504, 5074380, 6765840, 10148760, 20297520]

約数ペア:

[(1, 20297520), (2, 10148760), (3, 6765840), (4, 5074380), (5, 4059504), (6, 3382920), (8, 2537190), (9, 2255280), (10, 2029752), (12, 1691460), (15, 1353168), (16, 1268595), (18, 1127640), (20, 1014876), (24, 845730), (27, 751760), (30, 676584), (36, 563820), (40, 507438), (45, 451056), (48, 422865), (54, 375880), (60, 338292), (72, 281910), (80, 253719), (90, 225528), (108, 187940), (120, 169146), (135, 150352), (144, 140955), (180, 112764), (216, 93970), (240, 84573), (270, 75176), (360, 56382), (432, 46985), (540, 37588), (720, 28191), (1080, 18794), (2160, 9397)]