1008099760

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{25253}}^1$

素因数の和:25765

約数の個数: 40

約数和(自身を含む): 2348622000

約数和(自身を除く): 1340522240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1996, 2495, 3992, 4990, 7984, 9980, 19960, 25253, 39920, 50506, 101012, 126265, 202024, 252530, 404048, 505060, 1010120, 2020240, 12601247, 25202494, 50404988, 63006235, 100809976, 126012470, 201619952, 252024940, 504049880, 1008099760]

約数ペア:

[(1, 1008099760), (2, 504049880), (4, 252024940), (5, 201619952), (8, 126012470), (10, 100809976), (16, 63006235), (20, 50404988), (40, 25202494), (80, 12601247), (499, 2020240), (998, 1010120), (1996, 505060), (2495, 404048), (3992, 252530), (4990, 202024), (7984, 126265), (9980, 101012), (19960, 50506), (25253, 39920)]