13439280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{55997}}^1$

素因数の和:56013

約数の個数: 40

約数和(自身を含む): 41662512

約数和(自身を除く): 28223232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 55997, 111994, 167991, 223988, 279985, 335982, 447976, 559970, 671964, 839955, 895952, 1119940, 1343928, 1679910, 2239880, 2687856, 3359820, 4479760, 6719640, 13439280]

約数ペア:

[(1, 13439280), (2, 6719640), (3, 4479760), (4, 3359820), (5, 2687856), (6, 2239880), (8, 1679910), (10, 1343928), (12, 1119940), (15, 895952), (16, 839955), (20, 671964), (24, 559970), (30, 447976), (40, 335982), (48, 279985), (60, 223988), (80, 167991), (120, 111994), (240, 55997)]