15787480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20773}}^1$

素因数の和:20803

約数の個数: 32

約数和(自身を含む): 37393200

約数和(自身を除く): 21605720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 20773, 41546, 83092, 103865, 166184, 207730, 394687, 415460, 789374, 830920, 1578748, 1973435, 3157496, 3946870, 7893740, 15787480]

約数ペア:

[(1, 15787480), (2, 7893740), (4, 3946870), (5, 3157496), (8, 1973435), (10, 1578748), (19, 830920), (20, 789374), (38, 415460), (40, 394687), (76, 207730), (95, 166184), (152, 103865), (190, 83092), (380, 41546), (760, 20773)]