2480560

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:421

約数の個数: 40

約数和(自身を含む): 5843376

約数和(自身を除く): 3362816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 307, 404, 505, 614, 808, 1010, 1228, 1535, 1616, 2020, 2456, 3070, 4040, 4912, 6140, 8080, 12280, 24560, 31007, 62014, 124028, 155035, 248056, 310070, 496112, 620140, 1240280, 2480560]

約数ペア:

[(1, 2480560), (2, 1240280), (4, 620140), (5, 496112), (8, 310070), (10, 248056), (16, 155035), (20, 124028), (40, 62014), (80, 31007), (101, 24560), (202, 12280), (307, 8080), (404, 6140), (505, 4912), (614, 4040), (808, 3070), (1010, 2456), (1228, 2020), (1535, 1616)]