19312720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{34487}}^1$

素因数の和:34507

約数の個数: 40

約数和(自身を含む): 51318144

約数和(自身を除く): 32005424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 34487, 68974, 137948, 172435, 241409, 275896, 344870, 482818, 551792, 689740, 965636, 1207045, 1379480, 1931272, 2414090, 2758960, 3862544, 4828180, 9656360, 19312720]

約数ペア:

[(1, 19312720), (2, 9656360), (4, 4828180), (5, 3862544), (7, 2758960), (8, 2414090), (10, 1931272), (14, 1379480), (16, 1207045), (20, 965636), (28, 689740), (35, 551792), (40, 482818), (56, 344870), (70, 275896), (80, 241409), (112, 172435), (140, 137948), (280, 68974), (560, 34487)]