28294340

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{4999}}^1$

素因数の和:5291

約数の個数: 24

約数和(自身を含む): 59640000

約数和(自身を除く): 31345660

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 4999, 5660, 9998, 19996, 24995, 49990, 99980, 1414717, 2829434, 5658868, 7073585, 14147170, 28294340]

約数ペア:

[(1, 28294340), (2, 14147170), (4, 7073585), (5, 5658868), (10, 2829434), (20, 1414717), (283, 99980), (566, 49990), (1132, 24995), (1415, 19996), (2830, 9998), (4999, 5660)]