204044260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1457459}}^1$

素因数の和:1457475

約数の個数: 24

約数和(自身を含む): 489706560

約数和(自身を除く): 285662300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1457459, 2914918, 5829836, 7287295, 10202213, 14574590, 20404426, 29149180, 40808852, 51011065, 102022130, 204044260]

約数ペア:

[(1, 204044260), (2, 102022130), (4, 51011065), (5, 40808852), (7, 29149180), (10, 20404426), (14, 14574590), (20, 10202213), (28, 7287295), (35, 5829836), (70, 2914918), (140, 1457459)]