163944340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1171031}}^1$

素因数の和:1171047

約数の個数: 24

約数和(自身を含む): 393466752

約数和(自身を除く): 229522412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1171031, 2342062, 4684124, 5855155, 8197217, 11710310, 16394434, 23420620, 32788868, 40986085, 81972170, 163944340]

約数ペア:

[(1, 163944340), (2, 81972170), (4, 40986085), (5, 32788868), (7, 23420620), (10, 16394434), (14, 11710310), (20, 8197217), (28, 5855155), (35, 4684124), (70, 2342062), (140, 1171031)]