9541640

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{907}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 21574080

約数和(自身を除く): 12032440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 907, 1052, 1315, 1814, 2104, 2630, 3628, 4535, 5260, 7256, 9070, 10520, 18140, 36280, 238541, 477082, 954164, 1192705, 1908328, 2385410, 4770820, 9541640]

約数ペア:

[(1, 9541640), (2, 4770820), (4, 2385410), (5, 1908328), (8, 1192705), (10, 954164), (20, 477082), (40, 238541), (263, 36280), (526, 18140), (907, 10520), (1052, 9070), (1315, 7256), (1814, 5260), (2104, 4535), (2630, 3628)]