28149800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{20107}}^1$

素因数の和:20130

約数の個数: 48

約数和(自身を含む): 74801760

約数和(自身を除く): 46651960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 20107, 40214, 80428, 100535, 140749, 160856, 201070, 281498, 402140, 502675, 562996, 703745, 804280, 1005350, 1125992, 1407490, 2010700, 2814980, 3518725, 4021400, 5629960, 7037450, 14074900, 28149800]

約数ペア:

[(1, 28149800), (2, 14074900), (4, 7037450), (5, 5629960), (7, 4021400), (8, 3518725), (10, 2814980), (14, 2010700), (20, 1407490), (25, 1125992), (28, 1005350), (35, 804280), (40, 703745), (50, 562996), (56, 502675), (70, 402140), (100, 281498), (140, 201070), (175, 160856), (200, 140749), (280, 100535), (350, 80428), (700, 40214), (1400, 20107)]