915440

素因数分解:

$2^4\times 5^1\times {\mathrm{11443}}^1$

素因数の和:11456

約数の個数: 20

約数和(自身を含む): 2128584

約数和(自身を除く): 1213144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11443, 22886, 45772, 57215, 91544, 114430, 183088, 228860, 457720, 915440]

約数ペア:

[(1, 915440), (2, 457720), (4, 228860), (5, 183088), (8, 114430), (10, 91544), (16, 57215), (20, 45772), (40, 22886), (80, 11443)]