26121140

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{3257}}^1$

素因数の和:3667

約数の個数: 24

約数和(自身を含む): 55008072

約数和(自身を除く): 28886932

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 3257, 4010, 6514, 8020, 13028, 16285, 32570, 65140, 1306057, 2612114, 5224228, 6530285, 13060570, 26121140]

約数ペア:

[(1, 26121140), (2, 13060570), (4, 6530285), (5, 5224228), (10, 2612114), (20, 1306057), (401, 65140), (802, 32570), (1604, 16285), (2005, 13028), (3257, 8020), (4010, 6514)]