12841036640

素因数分解:

$2^5\times 5^1\times {\mathrm{80256479}}^1$

素因数の和:80256494

約数の個数: 24

約数和(自身を含む): 30336949440

約数和(自身を除く): 17495912800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 80256479, 160512958, 321025916, 401282395, 642051832, 802564790, 1284103664, 1605129580, 2568207328, 3210259160, 6420518320, 12841036640]

約数ペア:

[(1, 12841036640), (2, 6420518320), (4, 3210259160), (5, 2568207328), (8, 1605129580), (10, 1284103664), (16, 802564790), (20, 642051832), (32, 401282395), (40, 321025916), (80, 160512958), (160, 80256479)]