320400976

素因数分解:

$2^4\times 7^1\times {\mathrm{2860723}}^1$

素因数の和:2860738

約数の個数: 20

約数和(自身を含む): 709459552

約数和(自身を除く): 389058576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2860723, 5721446, 11442892, 20025061, 22885784, 40050122, 45771568, 80100244, 160200488, 320400976]

約数ペア:

[(1, 320400976), (2, 160200488), (4, 80100244), (7, 45771568), (8, 40050122), (14, 22885784), (16, 20025061), (28, 11442892), (56, 5721446), (112, 2860723)]