2768290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 5785344

約数和(自身を除く): 3017054

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 557, 710, 994, 1114, 2485, 2785, 3899, 4970, 5570, 7798, 19495, 38990, 39547, 79094, 197735, 276829, 395470, 553658, 1384145, 2768290]

約数ペア:

[(1, 2768290), (2, 1384145), (5, 553658), (7, 395470), (10, 276829), (14, 197735), (35, 79094), (70, 39547), (71, 38990), (142, 19495), (355, 7798), (497, 5570), (557, 4970), (710, 3899), (994, 2785), (1114, 2485)]