5243440

素因数分解:

$2^4\times 5^1\times {\mathrm{65543}}^1$

素因数の和:65556

約数の個数: 20

約数和(自身を含む): 12191184

約数和(自身を除く): 6947744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 65543, 131086, 262172, 327715, 524344, 655430, 1048688, 1310860, 2621720, 5243440]

約数ペア:

[(1, 5243440), (2, 2621720), (4, 1310860), (5, 1048688), (8, 655430), (10, 524344), (16, 327715), (20, 262172), (40, 131086), (80, 65543)]