21659280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90247}}^1$

素因数の和:90263

約数の個数: 40

約数和(自身を含む): 67144512

約数和(自身を除く): 45485232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90247, 180494, 270741, 360988, 451235, 541482, 721976, 902470, 1082964, 1353705, 1443952, 1804940, 2165928, 2707410, 3609880, 4331856, 5414820, 7219760, 10829640, 21659280]

約数ペア:

[(1, 21659280), (2, 10829640), (3, 7219760), (4, 5414820), (5, 4331856), (6, 3609880), (8, 2707410), (10, 2165928), (12, 1804940), (15, 1443952), (16, 1353705), (20, 1082964), (24, 902470), (30, 721976), (40, 541482), (48, 451235), (60, 360988), (80, 270741), (120, 180494), (240, 90247)]