48840280

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4751}}^1$

素因数の和:5019

約数の個数: 32

約数和(自身を含む): 110341440

約数和(自身を除く): 61501160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 4751, 5140, 9502, 10280, 19004, 23755, 38008, 47510, 95020, 190040, 1221007, 2442014, 4884028, 6105035, 9768056, 12210070, 24420140, 48840280]

約数ペア:

[(1, 48840280), (2, 24420140), (4, 12210070), (5, 9768056), (8, 6105035), (10, 4884028), (20, 2442014), (40, 1221007), (257, 190040), (514, 95020), (1028, 47510), (1285, 38008), (2056, 23755), (2570, 19004), (4751, 10280), (5140, 9502)]