1029800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 2529600

約数和(自身を除く): 1499800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 271, 380, 475, 542, 760, 950, 1084, 1355, 1900, 2168, 2710, 3800, 5149, 5420, 6775, 10298, 10840, 13550, 20596, 25745, 27100, 41192, 51490, 54200, 102980, 128725, 205960, 257450, 514900, 1029800]

約数ペア:

[(1, 1029800), (2, 514900), (4, 257450), (5, 205960), (8, 128725), (10, 102980), (19, 54200), (20, 51490), (25, 41192), (38, 27100), (40, 25745), (50, 20596), (76, 13550), (95, 10840), (100, 10298), (152, 6775), (190, 5420), (200, 5149), (271, 3800), (380, 2710), (475, 2168), (542, 1900), (760, 1355), (950, 1084)]