25770340

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1327}}^1$

素因数の和:2307

約数の個数: 24

約数和(自身を含む): 54214272

約数和(自身を除く): 28443932

約数列:

[1, 2, 4, 5, 10, 20, 971, 1327, 1942, 2654, 3884, 4855, 5308, 6635, 9710, 13270, 19420, 26540, 1288517, 2577034, 5154068, 6442585, 12885170, 25770340]

約数ペア:

[(1, 25770340), (2, 12885170), (4, 6442585), (5, 5154068), (10, 2577034), (20, 1288517), (971, 26540), (1327, 19420), (1942, 13270), (2654, 9710), (3884, 6635), (4855, 5308)]