259932460

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{28439}}^1$

素因数の和:28905

約数の個数: 24

約数和(自身を含む): 547071840

約数和(自身を除く): 287139380

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 28439, 56878, 113756, 142195, 284390, 568780, 12996623, 25993246, 51986492, 64983115, 129966230, 259932460]

約数ペア:

[(1, 259932460), (2, 129966230), (4, 64983115), (5, 51986492), (10, 25993246), (20, 12996623), (457, 568780), (914, 284390), (1828, 142195), (2285, 113756), (4570, 56878), (9140, 28439)]