2979800

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 7097760

約数和(自身を除く): 4117960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 317, 376, 470, 634, 940, 1175, 1268, 1585, 1880, 2350, 2536, 3170, 4700, 6340, 7925, 9400, 12680, 14899, 15850, 29798, 31700, 59596, 63400, 74495, 119192, 148990, 297980, 372475, 595960, 744950, 1489900, 2979800]

約数ペア:

[(1, 2979800), (2, 1489900), (4, 744950), (5, 595960), (8, 372475), (10, 297980), (20, 148990), (25, 119192), (40, 74495), (47, 63400), (50, 59596), (94, 31700), (100, 29798), (188, 15850), (200, 14899), (235, 12680), (317, 9400), (376, 7925), (470, 6340), (634, 4700), (940, 3170), (1175, 2536), (1268, 2350), (1585, 1880)]