9620747140

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{709}}^1\times {\mathrm{1709}}^1$

素因数の和:2824

約数の個数: 48

約数和(自身を含む): 20294895600

約数和(自身を除く): 10674148460

約数列:

[1, 2, 4, 5, 10, 20, 397, 709, 794, 1418, 1588, 1709, 1985, 2836, 3418, 3545, 3970, 6836, 7090, 7940, 8545, 14180, 17090, 34180, 281473, 562946, 678473, 1125892, 1211681, 1356946, 1407365, 2423362, 2713892, 2814730, 3392365, 4846724, 5629460, 6058405, 6784730, 12116810, 13569460, 24233620, 481037357, 962074714, 1924149428, 2405186785, 4810373570, 9620747140]

約数ペア:

[(1, 9620747140), (2, 4810373570), (4, 2405186785), (5, 1924149428), (10, 962074714), (20, 481037357), (397, 24233620), (709, 13569460), (794, 12116810), (1418, 6784730), (1588, 6058405), (1709, 5629460), (1985, 4846724), (2836, 3392365), (3418, 2814730), (3545, 2713892), (3970, 2423362), (6836, 1407365), (7090, 1356946), (7940, 1211681), (8545, 1125892), (14180, 678473), (17090, 562946), (34180, 281473)]