49891480

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11443}}^1$

素因数の和:11563

約数の個数: 32

約数和(自身を含む): 113295600

約数和(自身を除く): 63404120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 11443, 22886, 45772, 57215, 91544, 114430, 228860, 457720, 1247287, 2494574, 4989148, 6236435, 9978296, 12472870, 24945740, 49891480]

約数ペア:

[(1, 49891480), (2, 24945740), (4, 12472870), (5, 9978296), (8, 6236435), (10, 4989148), (20, 2494574), (40, 1247287), (109, 457720), (218, 228860), (436, 114430), (545, 91544), (872, 57215), (1090, 45772), (2180, 22886), (4360, 11443)]