260420048

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{32749}}^1$

素因数の和:32835

約数の個数: 40

約数和(自身を含む): 584784000

約数和(自身を除く): 324363952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 32749, 65498, 130996, 229243, 261992, 458486, 523984, 916972, 1833944, 2325179, 3667888, 4650358, 9300716, 16276253, 18601432, 32552506, 37202864, 65105012, 130210024, 260420048]

約数ペア:

[(1, 260420048), (2, 130210024), (4, 65105012), (7, 37202864), (8, 32552506), (14, 18601432), (16, 16276253), (28, 9300716), (56, 4650358), (71, 3667888), (112, 2325179), (142, 1833944), (284, 916972), (497, 523984), (568, 458486), (994, 261992), (1136, 229243), (1988, 130996), (3976, 65498), (7952, 32749)]