121361660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{866869}}^1$

素因数の和:866885

約数の個数: 24

約数和(自身を含む): 291268320

約数和(自身を除く): 169906660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 866869, 1733738, 3467476, 4334345, 6068083, 8668690, 12136166, 17337380, 24272332, 30340415, 60680830, 121361660]

約数ペア:

[(1, 121361660), (2, 60680830), (4, 30340415), (5, 24272332), (7, 17337380), (10, 12136166), (14, 8668690), (20, 6068083), (28, 4334345), (35, 3467476), (70, 1733738), (140, 866869)]