245358420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4089307}}^1$

素因数の和:4089319

約数の個数: 24

約数和(自身を含む): 687003744

約数和(自身を除く): 441645324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4089307, 8178614, 12267921, 16357228, 20446535, 24535842, 40893070, 49071684, 61339605, 81786140, 122679210, 245358420]

約数ペア:

[(1, 245358420), (2, 122679210), (3, 81786140), (4, 61339605), (5, 49071684), (6, 40893070), (10, 24535842), (12, 20446535), (15, 16357228), (20, 12267921), (30, 8178614), (60, 4089307)]