39904

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:82

約数の個数: 24

約数和(自身を含む): 83160

約数和(自身を除く): 43256

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 86, 116, 172, 232, 344, 464, 688, 928, 1247, 1376, 2494, 4988, 9976, 19952, 39904]

約数ペア:

[(1, 39904), (2, 19952), (4, 9976), (8, 4988), (16, 2494), (29, 1376), (32, 1247), (43, 928), (58, 688), (86, 464), (116, 344), (172, 232)]