1640668852

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{199207}}^1$

素因数の和:199311

約数の個数: 24

約数和(自身を含む): 3012024960

約数和(自身を除く): 1371356108

約数列:

[1, 2, 4, 29, 58, 71, 116, 142, 284, 2059, 4118, 8236, 199207, 398414, 796828, 5777003, 11554006, 14143697, 23108012, 28287394, 56574788, 410167213, 820334426, 1640668852]

約数ペア:

[(1, 1640668852), (2, 820334426), (4, 410167213), (29, 56574788), (58, 28287394), (71, 23108012), (116, 14143697), (142, 11554006), (284, 5777003), (2059, 796828), (4118, 398414), (8236, 199207)]