2621950

素因数分解:

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

素因数の和:1332

約数の個数: 24

約数和(自身を含む): 4999680

約数和(自身を除く): 2377730

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 1279, 2050, 2558, 6395, 12790, 31975, 52439, 63950, 104878, 262195, 524390, 1310975, 2621950]

約数ペア:

[(1, 2621950), (2, 1310975), (5, 524390), (10, 262195), (25, 104878), (41, 63950), (50, 52439), (82, 31975), (205, 12790), (410, 6395), (1025, 2558), (1279, 2050)]