15744872020

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1963201}}^1$

素因数の和:1963611

約数の個数: 24

約数和(自身を含む): 33146702568

約数和(自身を除く): 17401830548

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 1963201, 3926402, 7852804, 9816005, 19632010, 39264020, 787243601, 1574487202, 3148974404, 3936218005, 7872436010, 15744872020]

約数ペア:

[(1, 15744872020), (2, 7872436010), (4, 3936218005), (5, 3148974404), (10, 1574487202), (20, 787243601), (401, 39264020), (802, 19632010), (1604, 9816005), (2005, 7852804), (4010, 3926402), (8020, 1963201)]