56332280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23087}}^1$

素因数の和:23159

約数の個数: 32

約数和(自身を含む): 128831040

約数和(自身を除く): 72498760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 23087, 46174, 92348, 115435, 184696, 230870, 461740, 923480, 1408307, 2816614, 5633228, 7041535, 11266456, 14083070, 28166140, 56332280]

約数ペア:

[(1, 56332280), (2, 28166140), (4, 14083070), (5, 11266456), (8, 7041535), (10, 5633228), (20, 2816614), (40, 1408307), (61, 923480), (122, 461740), (244, 230870), (305, 184696), (488, 115435), (610, 92348), (1220, 46174), (2440, 23087)]