140605220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1004323}}^1$

素因数の和:1004339

約数の個数: 24

約数和(自身を含む): 337452864

約数和(自身を除く): 196847644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1004323, 2008646, 4017292, 5021615, 7030261, 10043230, 14060522, 20086460, 28121044, 35151305, 70302610, 140605220]

約数ペア:

[(1, 140605220), (2, 70302610), (4, 35151305), (5, 28121044), (7, 20086460), (10, 14060522), (14, 10043230), (20, 7030261), (28, 5021615), (35, 4017292), (70, 2008646), (140, 1004323)]