2078987890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{443281}}^1$

素因数の和:443362

約数の個数: 32

約数和(自身を含む): 4340617344

約数和(自身を除く): 2261629454

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 443281, 886562, 2216405, 3102967, 4432810, 6205934, 15514835, 29699827, 31029670, 59399654, 148499135, 207898789, 296998270, 415797578, 1039493945, 2078987890]

約数ペア:

[(1, 2078987890), (2, 1039493945), (5, 415797578), (7, 296998270), (10, 207898789), (14, 148499135), (35, 59399654), (67, 31029670), (70, 29699827), (134, 15514835), (335, 6205934), (469, 4432810), (670, 3102967), (938, 2216405), (2345, 886562), (4690, 443281)]