105243440

素因数分解:

$2^4\times 5^1\times {\mathrm{1315543}}^1$

素因数の和:1315556

約数の個数: 20

約数和(自身を含む): 244691184

約数和(自身を除く): 139447744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1315543, 2631086, 5262172, 6577715, 10524344, 13155430, 21048688, 26310860, 52621720, 105243440]

約数ペア:

[(1, 105243440), (2, 52621720), (4, 26310860), (5, 21048688), (8, 13155430), (10, 10524344), (16, 6577715), (20, 5262172), (40, 2631086), (80, 1315543)]