1028860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{7349}}^1$

素因数の和:7365

約数の個数: 24

約数和(自身を含む): 2469600

約数和(自身を除く): 1440740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 7349, 14698, 29396, 36745, 51443, 73490, 102886, 146980, 205772, 257215, 514430, 1028860]

約数ペア:

[(1, 1028860), (2, 514430), (4, 257215), (5, 205772), (7, 146980), (10, 102886), (14, 73490), (20, 51443), (28, 36745), (35, 29396), (70, 14698), (140, 7349)]