2898920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 6868260

約数和(自身を除く): 3969340

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 460, 529, 548, 685, 920, 1058, 1096, 1370, 2116, 2645, 2740, 3151, 4232, 5290, 5480, 6302, 10580, 12604, 15755, 21160, 25208, 31510, 63020, 72473, 126040, 144946, 289892, 362365, 579784, 724730, 1449460, 2898920]

約数ペア:

[(1, 2898920), (2, 1449460), (4, 724730), (5, 579784), (8, 362365), (10, 289892), (20, 144946), (23, 126040), (40, 72473), (46, 63020), (92, 31510), (115, 25208), (137, 21160), (184, 15755), (230, 12604), (274, 10580), (460, 6302), (529, 5480), (548, 5290), (685, 4232), (920, 3151), (1058, 2740), (1096, 2645), (1370, 2116)]