56813480

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4567}}^1$

素因数の和:4889

約数の個数: 32

約数和(自身を含む): 128269440

約数和(自身を除く): 71455960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 4567, 6220, 9134, 12440, 18268, 22835, 36536, 45670, 91340, 182680, 1420337, 2840674, 5681348, 7101685, 11362696, 14203370, 28406740, 56813480]

約数ペア:

[(1, 56813480), (2, 28406740), (4, 14203370), (5, 11362696), (8, 7101685), (10, 5681348), (20, 2840674), (40, 1420337), (311, 182680), (622, 91340), (1244, 45670), (1555, 36536), (2488, 22835), (3110, 18268), (4567, 12440), (6220, 9134)]