1987434171070

素因数分解:

$2^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{7741}}^1\times {\mathrm{91367}}^1$

素因数の和:99396

約数の個数: 32

約数和(自身を含む): 3590615480256

約数和(自身を除く): 1603181309186

約数列:

[1, 2, 5, 10, 281, 562, 1405, 2810, 7741, 15482, 38705, 77410, 91367, 182734, 456835, 913670, 2175221, 4350442, 10876105, 21752210, 25674127, 51348254, 128370635, 256741270, 707271947, 1414543894, 3536359735, 7072719470, 198743417107, 397486834214, 993717085535, 1987434171070]

約数ペア:

[(1, 1987434171070), (2, 993717085535), (5, 397486834214), (10, 198743417107), (281, 7072719470), (562, 3536359735), (1405, 1414543894), (2810, 707271947), (7741, 256741270), (15482, 128370635), (38705, 51348254), (77410, 25674127), (91367, 21752210), (182734, 10876105), (456835, 4350442), (913670, 2175221)]