12861850

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4217}}^1$

素因数の和:4290

約数の個数: 24

約数和(自身を含む): 24320988

約数和(自身を除く): 11459138

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 3050, 4217, 8434, 21085, 42170, 105425, 210850, 257237, 514474, 1286185, 2572370, 6430925, 12861850]

約数ペア:

[(1, 12861850), (2, 6430925), (5, 2572370), (10, 1286185), (25, 514474), (50, 257237), (61, 210850), (122, 105425), (305, 42170), (610, 21085), (1525, 8434), (3050, 4217)]