420071876

素因数分解:

$2^2\times 7^1\times {\mathrm{1627}}^1\times {\mathrm{9221}}^1$

素因数の和:10859

約数の個数: 24

約数和(自身を含む): 840751296

約数和(自身を除く): 420679420

約数列:

[1, 2, 4, 7, 14, 28, 1627, 3254, 6508, 9221, 11389, 18442, 22778, 36884, 45556, 64547, 129094, 258188, 15002567, 30005134, 60010268, 105017969, 210035938, 420071876]

約数ペア:

[(1, 420071876), (2, 210035938), (4, 105017969), (7, 60010268), (14, 30005134), (28, 15002567), (1627, 258188), (3254, 129094), (6508, 64547), (9221, 45556), (11389, 36884), (18442, 22778)]