1347440

素因数分解:

$2^4\times 5^1\times {\mathrm{16843}}^1$

素因数の和:16856

約数の個数: 20

約数和(自身を含む): 3132984

約数和(自身を除く): 1785544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16843, 33686, 67372, 84215, 134744, 168430, 269488, 336860, 673720, 1347440]

約数ペア:

[(1, 1347440), (2, 673720), (4, 336860), (5, 269488), (8, 168430), (10, 134744), (16, 84215), (20, 67372), (40, 33686), (80, 16843)]