139469260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{996209}}^1$

素因数の和:996225

約数の個数: 24

約数和(自身を含む): 334726560

約数和(自身を除く): 195257300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 996209, 1992418, 3984836, 4981045, 6973463, 9962090, 13946926, 19924180, 27893852, 34867315, 69734630, 139469260]

約数ペア:

[(1, 139469260), (2, 69734630), (4, 34867315), (5, 27893852), (7, 19924180), (10, 13946926), (14, 9962090), (20, 6973463), (28, 4981045), (35, 3984836), (70, 1992418), (140, 996209)]