2747920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{701}}^1$

素因数の和:728

約数の個数: 60

約数和(自身を含む): 7442604

約数和(自身を除く): 4694684

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 701, 784, 980, 1402, 1960, 2804, 3505, 3920, 4907, 5608, 7010, 9814, 11216, 14020, 19628, 24535, 28040, 34349, 39256, 49070, 56080, 68698, 78512, 98140, 137396, 171745, 196280, 274792, 343490, 392560, 549584, 686980, 1373960, 2747920]

約数ペア:

[(1, 2747920), (2, 1373960), (4, 686980), (5, 549584), (7, 392560), (8, 343490), (10, 274792), (14, 196280), (16, 171745), (20, 137396), (28, 98140), (35, 78512), (40, 68698), (49, 56080), (56, 49070), (70, 39256), (80, 34349), (98, 28040), (112, 24535), (140, 19628), (196, 14020), (245, 11216), (280, 9814), (392, 7010), (490, 5608), (560, 4907), (701, 3920), (784, 3505), (980, 2804), (1402, 1960)]