56986520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{10399}}^1$

素因数の和:10547

約数の個数: 32

約数和(自身を含む): 129168000

約数和(自身を除く): 72181480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 10399, 20798, 41596, 51995, 83192, 103990, 207980, 415960, 1424663, 2849326, 5698652, 7123315, 11397304, 14246630, 28493260, 56986520]

約数ペア:

[(1, 56986520), (2, 28493260), (4, 14246630), (5, 11397304), (8, 7123315), (10, 5698652), (20, 2849326), (40, 1424663), (137, 415960), (274, 207980), (548, 103990), (685, 83192), (1096, 51995), (1370, 41596), (2740, 20798), (5480, 10399)]