12280000

素因数分解:

$2^6\times 5^4\times {\mathrm{307}}^1$

素因数の和:339

約数の個数: 70

約数和(自身を含む): 30549596

約数和(自身を除く): 18269596

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 307, 320, 400, 500, 614, 625, 800, 1000, 1228, 1250, 1535, 1600, 2000, 2456, 2500, 3070, 4000, 4912, 5000, 6140, 7675, 8000, 9824, 10000, 12280, 15350, 19648, 20000, 24560, 30700, 38375, 40000, 49120, 61400, 76750, 98240, 122800, 153500, 191875, 245600, 307000, 383750, 491200, 614000, 767500, 1228000, 1535000, 2456000, 3070000, 6140000, 12280000]

約数ペア:

[(1, 12280000), (2, 6140000), (4, 3070000), (5, 2456000), (8, 1535000), (10, 1228000), (16, 767500), (20, 614000), (25, 491200), (32, 383750), (40, 307000), (50, 245600), (64, 191875), (80, 153500), (100, 122800), (125, 98240), (160, 76750), (200, 61400), (250, 49120), (307, 40000), (320, 38375), (400, 30700), (500, 24560), (614, 20000), (625, 19648), (800, 15350), (1000, 12280), (1228, 10000), (1250, 9824), (1535, 8000), (1600, 7675), (2000, 6140), (2456, 5000), (2500, 4912), (3070, 4000)]