16716640

素因数分解:

$2^5\times 5^1\times {\mathrm{104479}}^1$

素因数の和:104494

約数の個数: 24

約数和(自身を含む): 39493440

約数和(自身を除く): 22776800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 104479, 208958, 417916, 522395, 835832, 1044790, 1671664, 2089580, 3343328, 4179160, 8358320, 16716640]

約数ペア:

[(1, 16716640), (2, 8358320), (4, 4179160), (5, 3343328), (8, 2089580), (10, 1671664), (16, 1044790), (20, 835832), (32, 522395), (40, 417916), (80, 208958), (160, 104479)]