2680280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1811}}^1$

素因数の和:1859

約数の個数: 32

約数和(自身を含む): 6197040

約数和(自身を除く): 3516760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1811, 3622, 7244, 9055, 14488, 18110, 36220, 67007, 72440, 134014, 268028, 335035, 536056, 670070, 1340140, 2680280]

約数ペア:

[(1, 2680280), (2, 1340140), (4, 670070), (5, 536056), (8, 335035), (10, 268028), (20, 134014), (37, 72440), (40, 67007), (74, 36220), (148, 18110), (185, 14488), (296, 9055), (370, 7244), (740, 3622), (1480, 1811)]