201460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1439}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 483840

約数和(自身を除く): 282380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1439, 2878, 5756, 7195, 10073, 14390, 20146, 28780, 40292, 50365, 100730, 201460]

約数ペア:

[(1, 201460), (2, 100730), (4, 50365), (5, 40292), (7, 28780), (10, 20146), (14, 14390), (20, 10073), (28, 7195), (35, 5756), (70, 2878), (140, 1439)]