206798320

素因数分解:

$2^4\times 5^1\times {\mathrm{2584979}}^1$

素因数の和:2584992

約数の個数: 20

約数和(自身を含む): 480806280

約数和(自身を除く): 274007960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2584979, 5169958, 10339916, 12924895, 20679832, 25849790, 41359664, 51699580, 103399160, 206798320]

約数ペア:

[(1, 206798320), (2, 103399160), (4, 51699580), (5, 41359664), (8, 25849790), (10, 20679832), (16, 12924895), (20, 10339916), (40, 5169958), (80, 2584979)]