2635640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9413}}^1$

素因数の和:9431

約数の個数: 32

約数和(自身を含む): 6778080

約数和(自身を除く): 4142440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9413, 18826, 37652, 47065, 65891, 75304, 94130, 131782, 188260, 263564, 329455, 376520, 527128, 658910, 1317820, 2635640]

約数ペア:

[(1, 2635640), (2, 1317820), (4, 658910), (5, 527128), (7, 376520), (8, 329455), (10, 263564), (14, 188260), (20, 131782), (28, 94130), (35, 75304), (40, 65891), (56, 47065), (70, 37652), (140, 18826), (280, 9413)]