56716640

素因数分解:

$2^5\times 5^1\times {\mathrm{354479}}^1$

素因数の和:354494

約数の個数: 24

約数和(自身を含む): 133993440

約数和(自身を除く): 77276800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 354479, 708958, 1417916, 1772395, 2835832, 3544790, 5671664, 7089580, 11343328, 14179160, 28358320, 56716640]

約数ペア:

[(1, 56716640), (2, 28358320), (4, 14179160), (5, 11343328), (8, 7089580), (10, 5671664), (16, 3544790), (20, 2835832), (32, 1772395), (40, 1417916), (80, 708958), (160, 354479)]