320031824

素因数分解:

$2^4\times 7^1\times {\mathrm{2857427}}^1$

素因数の和:2857442

約数の個数: 20

約数和(自身を含む): 708642144

約数和(自身を除く): 388610320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2857427, 5714854, 11429708, 20001989, 22859416, 40003978, 45718832, 80007956, 160015912, 320031824]

約数ペア:

[(1, 320031824), (2, 160015912), (4, 80007956), (7, 45718832), (8, 40003978), (14, 22859416), (16, 20001989), (28, 11429708), (56, 5714854), (112, 2857427)]