7896040

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 17851680

約数和(自身を除く): 9955640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 643, 1228, 1286, 1535, 2456, 2572, 3070, 3215, 5144, 6140, 6430, 12280, 12860, 25720, 197401, 394802, 789604, 987005, 1579208, 1974010, 3948020, 7896040]

約数ペア:

[(1, 7896040), (2, 3948020), (4, 1974010), (5, 1579208), (8, 987005), (10, 789604), (20, 394802), (40, 197401), (307, 25720), (614, 12860), (643, 12280), (1228, 6430), (1286, 6140), (1535, 5144), (2456, 3215), (2572, 3070)]