29802440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17327}}^1$

素因数の和:17381

約数の個数: 32

約数和(自身を含む): 68618880

約数和(自身を除く): 38816440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 17327, 34654, 69308, 86635, 138616, 173270, 346540, 693080, 745061, 1490122, 2980244, 3725305, 5960488, 7450610, 14901220, 29802440]

約数ペア:

[(1, 29802440), (2, 14901220), (4, 7450610), (5, 5960488), (8, 3725305), (10, 2980244), (20, 1490122), (40, 745061), (43, 693080), (86, 346540), (172, 173270), (215, 138616), (344, 86635), (430, 69308), (860, 34654), (1720, 17327)]