2514280

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 5702400

約数和(自身を除く): 3188120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 263, 478, 526, 956, 1052, 1195, 1315, 1912, 2104, 2390, 2630, 4780, 5260, 9560, 10520, 62857, 125714, 251428, 314285, 502856, 628570, 1257140, 2514280]

約数ペア:

[(1, 2514280), (2, 1257140), (4, 628570), (5, 502856), (8, 314285), (10, 251428), (20, 125714), (40, 62857), (239, 10520), (263, 9560), (478, 5260), (526, 4780), (956, 2630), (1052, 2390), (1195, 2104), (1315, 1912)]