27656021560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{46751}}^1$

素因数の和:47428

約数の個数: 64

約数和(自身を含む): 65033902080

約数和(自身を除く): 37377880520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 643, 920, 1286, 2572, 3215, 5144, 6430, 12860, 14789, 25720, 29578, 46751, 59156, 73945, 93502, 118312, 147890, 187004, 233755, 295780, 374008, 467510, 591560, 935020, 1075273, 1870040, 2150546, 4301092, 5376365, 8602184, 10752730, 21505460, 30060893, 43010920, 60121786, 120243572, 150304465, 240487144, 300608930, 601217860, 691400539, 1202435720, 1382801078, 2765602156, 3457002695, 5531204312, 6914005390, 13828010780, 27656021560]

約数ペア:

[(1, 27656021560), (2, 13828010780), (4, 6914005390), (5, 5531204312), (8, 3457002695), (10, 2765602156), (20, 1382801078), (23, 1202435720), (40, 691400539), (46, 601217860), (92, 300608930), (115, 240487144), (184, 150304465), (230, 120243572), (460, 60121786), (643, 43010920), (920, 30060893), (1286, 21505460), (2572, 10752730), (3215, 8602184), (5144, 5376365), (6430, 4301092), (12860, 2150546), (14789, 1870040), (25720, 1075273), (29578, 935020), (46751, 591560), (59156, 467510), (73945, 374008), (93502, 295780), (118312, 233755), (147890, 187004)]