88020520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{314359}}^1$

素因数の和:314377

約数の個数: 32

約数和(自身を含む): 226339200

約数和(自身を除く): 138318680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 314359, 628718, 1257436, 1571795, 2200513, 2514872, 3143590, 4401026, 6287180, 8802052, 11002565, 12574360, 17604104, 22005130, 44010260, 88020520]

約数ペア:

[(1, 88020520), (2, 44010260), (4, 22005130), (5, 17604104), (7, 12574360), (8, 11002565), (10, 8802052), (14, 6287180), (20, 4401026), (28, 3143590), (35, 2514872), (40, 2200513), (56, 1571795), (70, 1257436), (140, 628718), (280, 314359)]