320132260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2286659}}^1$

素因数の和:2286675

約数の個数: 24

約数和(自身を含む): 768317760

約数和(自身を除く): 448185500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2286659, 4573318, 9146636, 11433295, 16006613, 22866590, 32013226, 45733180, 64026452, 80033065, 160066130, 320132260]

約数ペア:

[(1, 320132260), (2, 160066130), (4, 80033065), (5, 64026452), (7, 45733180), (10, 32013226), (14, 22866590), (20, 16006613), (28, 11433295), (35, 9146636), (70, 4573318), (140, 2286659)]