2145248

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 4937184

約数和(自身を除く): 2791936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 157, 224, 244, 314, 427, 488, 628, 854, 976, 1099, 1256, 1708, 1952, 2198, 2512, 3416, 4396, 5024, 6832, 8792, 9577, 13664, 17584, 19154, 35168, 38308, 67039, 76616, 134078, 153232, 268156, 306464, 536312, 1072624, 2145248]

約数ペア:

[(1, 2145248), (2, 1072624), (4, 536312), (7, 306464), (8, 268156), (14, 153232), (16, 134078), (28, 76616), (32, 67039), (56, 38308), (61, 35168), (112, 19154), (122, 17584), (157, 13664), (224, 9577), (244, 8792), (314, 6832), (427, 5024), (488, 4396), (628, 3416), (854, 2512), (976, 2198), (1099, 1952), (1256, 1708)]