220620304

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{4157}}^1$

素因数の和:4303

約数の個数: 40

約数和(自身を含む): 445471488

約数和(自身を除く): 224851184

約数列:

[1, 2, 4, 8, 16, 31, 62, 107, 124, 214, 248, 428, 496, 856, 1712, 3317, 4157, 6634, 8314, 13268, 16628, 26536, 33256, 53072, 66512, 128867, 257734, 444799, 515468, 889598, 1030936, 1779196, 2061872, 3558392, 7116784, 13788769, 27577538, 55155076, 110310152, 220620304]

約数ペア:

[(1, 220620304), (2, 110310152), (4, 55155076), (8, 27577538), (16, 13788769), (31, 7116784), (62, 3558392), (107, 2061872), (124, 1779196), (214, 1030936), (248, 889598), (428, 515468), (496, 444799), (856, 257734), (1712, 128867), (3317, 66512), (4157, 53072), (6634, 33256), (8314, 26536), (13268, 16628)]