1999304880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{8330437}}^1$

素因数の和:8330453

約数の個数: 40

約数和(自身を含む): 6197845872

約数和(自身を除く): 4198540992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8330437, 16660874, 24991311, 33321748, 41652185, 49982622, 66643496, 83304370, 99965244, 124956555, 133286992, 166608740, 199930488, 249913110, 333217480, 399860976, 499826220, 666434960, 999652440, 1999304880]

約数ペア:

[(1, 1999304880), (2, 999652440), (3, 666434960), (4, 499826220), (5, 399860976), (6, 333217480), (8, 249913110), (10, 199930488), (12, 166608740), (15, 133286992), (16, 124956555), (20, 99965244), (24, 83304370), (30, 66643496), (40, 49982622), (48, 41652185), (60, 33321748), (80, 24991311), (120, 16660874), (240, 8330437)]