276339280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{493463}}^1$

素因数の和:493483

約数の個数: 40

約数和(自身を含む): 734274432

約数和(自身を除く): 457935152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 493463, 986926, 1973852, 2467315, 3454241, 3947704, 4934630, 6908482, 7895408, 9869260, 13816964, 17271205, 19738520, 27633928, 34542410, 39477040, 55267856, 69084820, 138169640, 276339280]

約数ペア:

[(1, 276339280), (2, 138169640), (4, 69084820), (5, 55267856), (7, 39477040), (8, 34542410), (10, 27633928), (14, 19738520), (16, 17271205), (20, 13816964), (28, 9869260), (35, 7895408), (40, 6908482), (56, 4934630), (70, 3947704), (80, 3454241), (112, 2467315), (140, 1973852), (280, 986926), (560, 493463)]