280236472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{10657}}^1$

素因数の和:10855

約数の個数: 32

約数和(自身を含む): 556347600

約数和(自身を除く): 276111128

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 173, 346, 692, 1384, 3287, 6574, 10657, 13148, 21314, 26296, 42628, 85256, 202483, 404966, 809932, 1619864, 1843661, 3687322, 7374644, 14749288, 35029559, 70059118, 140118236, 280236472]

約数ペア:

[(1, 280236472), (2, 140118236), (4, 70059118), (8, 35029559), (19, 14749288), (38, 7374644), (76, 3687322), (152, 1843661), (173, 1619864), (346, 809932), (692, 404966), (1384, 202483), (3287, 85256), (6574, 42628), (10657, 26296), (13148, 21314)]