2097560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 2740840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1279, 1640, 2558, 5116, 6395, 10232, 12790, 25580, 51160, 52439, 104878, 209756, 262195, 419512, 524390, 1048780, 2097560]

約数ペア:

[(1, 2097560), (2, 1048780), (4, 524390), (5, 419512), (8, 262195), (10, 209756), (20, 104878), (40, 52439), (41, 51160), (82, 25580), (164, 12790), (205, 10232), (328, 6395), (410, 5116), (820, 2558), (1279, 1640)]